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1. [-/5 Points] Consider the following. f(x) = x - 5x2 + 5 (a) Use the Intermediate Value Theorem and the table feature of a graphing utility to find intervals one unit in length in which the polynomial function is guaranteed to have a zero. (Select all that apply.) 0[-2, -1] / 0[-1, 0] / 6ราาอบ6บบนี้แล้วขันผดด่ะ 0 [0, 1] 0 [1, 2] 0 [4, 5] / (b) Adjust the table to approximate the zeros of the function to the nearest thousandth. (Enter your answers as a comma-separated list. Round your answers to three decimal places.) ? (x) --515 X = X- 4 X = 0 X y= (--5(-2) 45 y= (0) - 5 (0) +5 yะ(4) - 5(4)+5 - 22 Y : 0 - 0 f 5 y : 5 - 2 Yะ - 9 - 20 +5 Y = 64 - 80s - 1 -ฯ y = - 23 yะ - 11 Xะ - ๆ 5 V= (-1) -5(-1) 15 X= 1 1 yะ (1) - 501) -5 1 Y - 1 - 11 9ะ 1- 59 Y = 1 4. Yะ - 1

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ค Read the interview. 6-09 oguess that something will happen in the future. Our Happy Planet Garry: Hello, everyone! And welcome to the Our Happy Planet Talk Show, We're here with Professor Julie Bright, a sientist and expert on climate change. Julie: Thanks, Garry. Garry: So, Julie, in your opinion, do we do enough to keep our planet healthy? Julie: Actualy, I think that the world is going to end in the next 100 years. Garry: I'm sorry. In 100 years? Oh dear.. thats terrible. Can you explain further? Julie: Its because we've already done too much damage to the planet, and now that darmage is permanent. In my opinion, we're past the point of trying to protect the planet. Now we should try to save ourselves. Garry: Surely there's something we can do. What's the cause of all this damage? Julie: Well, the cause is pollution, and its effect is climate change. It's destroying our planet, and it will continue to do So. Its to the point that we cannot stop it. Its causing the ice caps to melt. (A) Soon they will all disappear. This in turn will cause sea levels to rise. [B) Its predicted that sea levels will rise another 48 centimeters by the year 2050. This will flood many coastal cities. They will be lost forever beneath the water. Flooding isn't the only problem being caused by climate change either. Climate change is causing drought, famine, fires, and other disasters to happen more often all over the world. [C) The bottom line is: we're losing the fight against climate change. Garry: But, Professor, if we stop poluting the environment, can't we prevent these disasters that you are predicting? Julie: Hmm. Well, it couldn't hurt. But, in order for us to make a real difference, we'd have to stop polluting the planet now. Climate change is a problem for all people living now. It's not a problem for our kids or our kids" kids. comprehension Circle true or false. 8 1. Julie believes the damage done to the planet is permanent 2. Sea levels have risen 48 centimeters. 3. Melting ice caps cause droughts, famines, fires, etc. 4. Julie thinks natural disasters cannot be prevented. true false true false true false 6 Read the statements. Then fill in the boxes with the best place to insert the sentences [A-C]. The ice caps have melted faster in the last 20 years than they have in the past 10,000 years. These disasters can also cause issues such as lack of food and water. The sea level has increased by 23 centimeters in the last 140 years. Listen and read. Then fill in the blanks with the correct words. 7-09 Hello sports fans. Welcome to the 23rd annual Bayslde High School Athletics Day. I'm your host, Vic Romano. Today, I'll be covering all of the action. First up is the three-on-three basketball tournament. The Ballers are this year's champions! This most of the other teams. They morning, they 1. Couldn't lose. However, in the championship game, the Purple Elephants the Ballers in the first two quarters. Luckily n0 2. one got injured. By the end of the third quarter, though, the Ballers had the game under control, Ravi Patel 3. most other players. He led the game in rebounds. He also 4. everyone else. Meanwhile, team captain Eduardo Marque2 5. point guard. He gave assists to all his teammates. Finally, teammate Kenny Longhorn made an the Elephants unbelievable shot. Thanks to Ravi, Eduardo, and Kenny, the Ballers won the game 123-95.

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PART I:ERROR DETECTION Instructionร: Decide which part of the sentence is incorrect. 1.While I was arranging the bookshelfs, I found some old photographs. (2) (3) (I) These were the photographs of our family. 2.The supervisors at the factory always pressed for better worked (I) conditions. Sometimes it was ineffective. (3) (4) 3. The elderly couple were crossing the road this morning when a (I) motorcyclist knocked them down. They then were sending to the (2) hospital. Fortunately they had only minor injuries. (4) 4. Ann was suffering from a toothache the whole afternoon. She could not make any progress in the assignment.We may help her complete it (2) if you didn't mind. (3) (4)

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my Salary is still not enough for living. While 1 frequentiy work overtime during weekends, Hl/ 1 'า Jack. I've just earned my high school ploms and recently got a job. Even though ) 79 Unit 6 Waitperson ลking full-time at a small factory, I have a ลงd-time job as 8 waitperson at a restaurant าลงr my house. I'm a waiter from 6.00 - 11.00 2m. every night. Activity 6.14 From Jack's introduction of himself, is he a hard-working Person? And why? Activity 6.15 From the key functions of a waitperson with good manners elow, please rearrange them in order of time since customers come int0 a "staurant. Number the activities from 1 to 8. Time Sequence Activities Looking around for customers additional requests Serving food Taking orders Preparing a check/a bill Collecting money Seating customers 8) Saying thank you to customers Video Walter and Waitress Career 1) Greeting customers คำว่า Check เป็นการใช้แบบ American English ส่วนคำว่า Bill เป็นการใช้แบบ British Eng|lish ไดยเมื่อลูกค้าต้องการ ให้พนักงานคิดเงินค่าอาหาร ก็จะบอกกับพนักงานในร้านว่า Can I have a check ก็ได้ความหมายเหมือนกัน

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กny (16) 2Check these words/phrases in your dictionaries. List them as positive or negative. Which of them best describe your town/village? Tell the class. * crowded : noisy streets excellent public transport system * traffic noise polluted ๑ fast pace of life ๑ everything close at hand * good chance of getting a job * unfriendly people - lots of restaurants and clubs * relaxed pace of life ๑ safe * cheap shops peaceful life ๑ helpful neighbours * clean air ๑ beautiful views * never feel bored : feel isolated : hustle and bustle

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20. Where are the dogs? They on the bed. a. is sleeping b. are sleeping C. sleeps d. sleep 21. Look at Bobby and Charliel next to Belinda. a. They sit b. They're sit C. They're sitting d. They sits 22. My brothers often fight but they now. a. dont fight b. aren't fighting C. are fighting d. doesnt fight Read the conversation and choose the best answer. Jason: Hi, Mark. What 23 ? Mark: I'm cooking dinner. Can you help me? This is really difficult. Jason: OK. 24 today? Mark: Yes, she is. She's working late. _25_? Jason: Yes, she does. She works in a bank. That's why T know how to cook. Right. Let's start. 23. a. do you do b. do you doing C. are you doing d. does you do 24. a. is your mom working b. does your mom Work C. is your mom Work d. are your mom working 25. a. Do your mom Work b. Does you mom work C. Is your mom working d. Are your mom working

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4. Take the car to the to get it fixed. a. dentist b. mechanic C. engineer d. receptionist 5. Ive got a sore tooth I need to go to the a. ทurse b. dentist C. doctor d. surgeon Read the conversation and choose the best answer. Can I help you? Womanะ Man: Yes, I'm looking for a job. Woman: Do you want a_6_or do you want to_7_full-time? Man: I want a full-time job. I don't want to work part-time. Woman: Can you work at night or do you prefer to 8 nine to five? I don't mind when work but I'd Like a well-paid job. can work_9_and always Work hard. I don't want to Work only 8 hours a day I can stay at work for 12 hours or morel Wel, we need factory workers. We pay E10 an hour. Have you got anything else? That's quite a boring job and quite a 10_job, too. I'm Man: Woman: Man: hoping for E15 an hour or more. 6. a. hard work b. part-time job C. half-time job d. part-time work 7. a. Work b. job C. do d. have 8. a. job b. do C. Work d. go 9. a. part-time b. full-time C. long hours d. hard 10. a. hard b. long hours C. well-paid d. badly-paid

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Use the phrases below to complete the article. ) Crowded noisy streets excellent public transport systen traffic noise poluted fast pace of life everything close at hand good chance of getting a job unfriendly people cheap shops lots of restaurants and clubs relaxed pace of life safe peaceful life helpful neighbours clean air beautiful views never feel bored feelisolated hustle and bustle Tlive in New York. It's the city that never sleeps, as most people say! It'sa beautiful city, with a(n) 1) so it's easy to get around, There are also a lot of businesses here, so there is a 2) With a variety of shops, clubs, cinemas, restaurants and lots more, you have 3) Still, I don't really like living here. What I can't stand is the 4) of the big city. Everyone's in a hurry. There are green spaces but, with so many cars, the air is 5) and there'sa lot of 6) | would prefer to live in a nice, quiet village! ๆ

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Yow thir WORK? Call Do you sometimes dream of a job that is easy and fun? Here are some great jobs. A DREAM JOB wooSH! *Ella, twenty-Me, tets her ay for sleeping Tommy, thirty, tests waterslides for a travel 1 wark from nine to tive, but my ob is not very detmanling! What do I do) Well. evty day. I go to work and I sleep - I sep in a huge, omforable bod. Iknow it docsnt sound like work, but my 16 Enpluyer is a factory that makcs beis. They Want to test the beds and adwertise the confortable 2% I think Ivะ got the best job in the world. No oIe belicves me when I tell them what I do, I fy to holiday resorts round the world aral test Waler slidesl write down the answers to questions GIES So, 5ome days, I sicep in the shop window 540 customers can Watch met I write แ blog about the experience. Its orly far a monith arnd I reed 15 the money for my studics. I earn thirty pounds a 25 Is it fแm. And I ask pweoplee their oiin about the water slides, 50 I meet lots of people. I'n also rspMMsllle for testing Safety. This yar I'm warking in Spain, Turkey, Mexico arnd the USA. I carn a good salary and he lots of fun. It can 36 be a bit utpleasant when its cold. but apart froth that, its greut, I loe it 26. Why does Ella wark for a factory? 3. To earn extra maney 6. To help her mother C. She likes to sleep d. To earn money for her studies 27. What does Ella do after sleeping? 3. She tests Water slides. ๒. She tests safety of holiday resorts. C. She travels to different countries. d. She writes a blog. 28. earns a lot of money. 3. Ela b. Tommy C. Ela and Tommy d. Neither Ella nor mmy 29. The Word opinion" (Line 25) means. a. how safe something is ๒. what people think C. What people enjoy d. to blog 30. What does Tommy NOT Like about his job? a. He does not Like the pay. b. He does not Like the travel. C. He does not like the cold. d. He does not like meeting other people.

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โรงเรียนคำเพิ่มพิทยา ข้อสอบประเมินผลกลางภาค อำเภอภูพาน วิชา ภาษาอังกฤษ 4 ขั้นมัธยมศึกษาปีที่ 2/1-3 จังหวัดสกลนคร รหัส อ 22102 ภาคเรียนที่ 2/2564 เวลา 60 นาที คำชี้แจง 1. ข้อสอบฉบับนี้มีจำนวน 2 หน้า 2. ลักษณะของข้อสอบ ตอนที่ 1 เป็นแบบปรนัย จำนวน 15 ข้อ คะแนน 15 คะแนน ตอนที่ 2 เป็นแบบอัตนัย จำนวน 5 ข้อ คะแนน 5 คะแนน 3. ทำข้อสอบทั้งหมดลงในกระดาษคำตอบที่กรรมการคุมสอบแจกให้เท่านั้น 4. ให้นักเรียนส่งข้อสอบคืนกรรมการคุมสอบ Part 1 Direction : Choose the correct answers. รnowing. It was raining. b. wasn't 1. Megrand photos with here friend. 6. It a. take b. make a. weren't C. do d. was d. check C. were 2. 1 an email to friend for his birthday. 7. A : Did Alex play football iท the morning? a. interview b. make B: Yes b. he did. C. send d. check a she did. 3. A : Jessica has a computer? d. he didn't. C. she didn t. B: Yes, I did. 8. Where did you go? a. Do b. Did a. I went to camping. b. I go to camping. C. Does d. Done C. I went with my friend. d. | went with my friend. 4. Look at the picture. 9. Who did you go with? What is it? a. | go with Sนsan. b. | went with Susan a. bridge C. I go to my house. d. | went to my house b. post office 10. A place where there are many works of art. C. petrol stationท a. Supermarket b. bridge d. museum C. Library d. museum 5. The car didn't at the traffic lights. 11. A road , railไway or path yoน take to go over a. stop b. stopped another road or river. C. stoped d. stopes a. supermarket b. bridge C. library d. museum