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Activity 3 Present Simple Tense ชุดที่ 1 Daily Routine 15 Present Simple Tense หมายถึง “ปัจจุบันกาล” มีโครงสร้างและหลักการใช้ดังนี้ โครงสร้าง ประธานเอกพจน์ + กริยาช่องที่ 1 เติม s หรือ es หรือ ประธานพหูพจน์ + กริยาช่องที่ 1 Present Simple Tense ใช้กับเหตุการณ์ดังนี้ เช่น 1. ใช้กับเหตุการณ์หรือการกระทำที่เป็นความจริงตลอดไปหรือเป็นความจริงตามธรรมชาติ The sun rises in the east Fire is hot. 2. ใช้กับการกระทำที่ทำจนเป็นนิสัย มักจะมีกลุ่มคำที่มีความหมายว่า เสมอๆ บ่อยๆ ทุกๆ อยู่ด้วย เช่น I get up at six o'clock every day. Third Person Ending: -s, -es,-ies 1. ถ้ากริยาทั่วๆ ไปให้เติม “S” เช่น walk eat read walks eats reads 2. ถ้ากริยาลงท้ายด้วย -S, -es, -X, -0, -2,- ch, -sh ให้เติม es เช่น go box catch brush goes boxes catches brushes 3. ถ้ากริยาลงท้ายด้วย y และหน้า y เป็นพยัญชนะให้เปลี่ยน y เป็น ies ถ้าหน้า y เป็นสระ ให้เติม S ได้เลย เช่น cry fly cries flies play plays destroy destroys

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1c 12 Fill in the correct prepositions. Then, choose any five phrases and make up sentences using them. out of the ordinary ............the countryside 1 2 www.scratch 3 4. to expect sth .......sb 5 ............ the winter 6 to appeal... sb 7 to live........ a tree top 8 to become short....... space 9 an extension ........... his home 10 to convince people. sth 11 the benefits............ th 12 suitable sb 13 to suffer hay fever 14 fear heights Appendix Word formation 14 Fill in the correct word derived from the word in bold. Rea to get an idea what the text is about. Read the text once quickly. For each gap decide what the missing word is (e.g. noun, verb, adverb, etc.). You may need to write the word in the plural or with a negative meaning. Think of possible prefixes and suffixes. Fill in the gaps. Check the spelling. Read the completed text to check if it makes sense. 1 x differ abou havi Liste prob spea lett one A B C D E F Phrasal verbs 13 a. Replace the words in bold with the appropriate phrasal verb formed with break or bring. 1 My computer has stopped working. (= broken down) 2 My favourite band have just released their new album. 3 Schools finish for the summer holidays tomorrow. 4 She was raised by her grandma. 5 The burglars entered by force and stole all our valuables. 6 A fire began suddenly on the second floor of the building. 7 Visiting my old neighbourhood always makes me recall memories of family holidays. 8 The two countries ended diplomatic relations with each other two years ago. Game Competition b. Choose one of the phrasal verbs in Ex. 13a and draw a picture about it. In teams, show your picture to the class. The team which guesses the phrasal verb first gets one point. Continue the game until all of you have shown your pictures. The team with the most points is the winner. YOUR Burglarproof HOME Can you imagine anything worse than returning home to find that burglars have broken into your house? 0) Unfortunately, this happens to about 1 million people in Britain 1) 2) However, if you want better against burglars there are several fortune annual protect 4) things you can do. To improve 3) the locks on your doors and windows. The of lighting all around the house check all secure install will make sure a burglar is 5) the shadows. An alarm system is to hide in another good able measure you can take. Starting a 7) also a very 8) watch group is prevent neighbour your area. Since most 9) way to prevent crime in take place effect burglar value 6) when people are away on holiday, this is when your neighbours' help is most 10) to collect your mail, Ask them open and close day, switch your lights on and off and even mow your your curtains every lawn to make your house look occupied. 2.

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Climate change and school 1 Complete the rules with simple or continuous. 1 We use the present. to talk about... A our lives and things we do every day, week, etc. B how we think or feel about something. 2 We use the present. A things that are happening now. to talk about... B things that are happening around now (today, this week, etc.). 2 Choose the correct alternative. Then match to the rules (1A, 1B, 2A or 2B) in Ex 1. 1 Siri works/is working very hard at the moment.. 2 We travel/are travelling to school by bus every day. 3 'Where's Jamal?' 'He writes / is writing an essay in his bedroom.'. 4 "Whose bag is that?" "I think it belongs/is belonging to Amy.'_ 5 Every year, some students fail/ are failing their exams because they don't revise / aren't revising.. 6 A Do you like / Are you liking netball, Anya?. B No, it's boring. I prefer/are preferring basketball. 7 Our science lessons are always interesting - this week we study/are studying the water cycle. _ 8 Nasser wants / is wanting to be a climate scientist when he grows up.. 6 3 Complete the interview with the present simple or present continuous form of the verb in brackets. A So Tariq, what' (think) of your new classroom? Having your lessons on a boat seems strange. B It is a bit strange, but 12 3 school on a boat is really cool. (like) it. Going to (understand) why the boat is necessary? B Yes, of course. It's because of climate change. We (learn) about it in our science class this week. The climate (change) and it means there is more water in the river. So we can't get to school by road. A What is it like to study on a boat? B It's exciting. At first it was strange, but now it (get) easier. It 7 (have) desks, chairs and whiteboards - just like a normal school. And there are exams soon. Sometimes I A 9 (forget) I'm on a boat. B Yes, 10 moment, I (work) hard for your exams? (revise) for my exams at the (want) to go to university and study climate science, and 1 12 (know) it's 7 important to get good grades at school. Introduction

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2. A chemical company is considering options for eliminating harmless chemical sludge from the following 2 options. (1) Prepare the site for landfilling in the factory. This option requires the initial investment for purchasing the essential equipment 130,000 Baht. Each year there will also be a cost of landfill operation 95,000 baht per year. At the end of its service life of 3 years, the equipment used within the landfill site will have a salvage value of 20,000 baht. (2) Hire a chemical sludge removal contractor to remove sludge. The contract term must be 6 years. The cost of contract to be paid to the contractor are 110,000 Baht a year in year 1-2; 115,000 Baht in year 3; 120,000 Baht in year 4; 125,000 Baht in year 5; and 130,000 Baht in year 6. a) (13 marks) If the company finances the money for this project by borrowing from a bank in which the bank charges interest on loans at the rate of 3.86% per 6 months, compounded every month. Which option should this chemical company choose? b) (5 marks) The company executives believe that the option of establishing a landfilling site within the factory seems to be a more sustainable alternative for the company. If the selection in question a) above did not select the landfilling site option, please suggest how much the initial investment for purchasing the equipment should cost so that the landfill option would be selected (assume the same salvage value of the equipment)?

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20 10 15 Study Suggests Sitting Less Can Extend Life Track 6 Karzmarzy studies, which government-ru people spend Not only sitting less, th could add an People ask, "Is it eve "That's never too la know that y Katzmarzyl Cham to desk de "Tha They may desk. I've for every can go fo Katzmar • By Rebecca Widiss VOAnews.com hat's the best seat in the house? It may be whichever one you use the least. New research suggests that cutting daily sitting time to less than three hours might extend your life by two years. W Humans were designed to move. But modern lifestyles and office jobs rarely prom us to roam around. Quite the opposite, says Peter Katzmarzyk, an epidemiologist at the University of Louisiana. "Sitting is ubiquitous in our lives today. You know, we sit while we're eating, we sit in the car, we sit while we watch TV. And many of us sit for many hours at work. So on average, Americans report they sit between four and a half to five hours a day," Katzma said. team to And, as he says, those chair-centered days matter to our health, just like exercise "We can't throw away physical activity. It's extremely important. We have 60 years of research showing us that. But sedentary behavior is also important. . . . If you exercis for 30 minutes a day. What goes on in the other 23 and a half hours a day is also very important," Katzmarzyk said. Ka occupa and do we sp Katzmarzyk and his colleagues are part of a new generation of researchers trying discover how sitting all day affects our lifespans. "This is a relatively new area of study. . . . Studies that have assessed the relations between sitting and mortality or television viewing and mortality are very rare. There's of been a few of them, actually five or six now, in the last four or five years," said Katzman 66

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