這些要怎麼算？下禮拜要考試了🙏

必 庭 某化合物之化學式為A,B,,且10克之A,B,中含有3.33克的B元素,另一僅 含A、B兩種元素之化合物X中,B之重量百分率為25%,則X之化學式可 為何? (A)AB(B)AB (C)AB (D)AB, (E) A,B

看不太明白(^^)需要幫忙（快段考惹😭

BE BABCP A B C P # 160-0 34 4 △ABC中,已知∠A=20°,AB=5,BC=4。請選出正確的選項。 D()可以確定(B的餘弦值 (B)可以確定<C的正弦值(C)可以確定△ABC的面積 (D)可以確定△ABC的內切圓半徑 (E)可以確定△ABC 的外接圓半徑 sinc

請各位英文學霸教我這張考卷

66-Word-Bank- bathroom beach ants arm ask baby bakery bananas bank bag beautiful believe belt baseball basketball Word-Bank bear bedroom beef birthday bite 11-20 21-30 Ms. Square Ms. Square 1. Monkeys like to eat 1. She took a 2. Where is my school 3. _, beetles, butterflies and flies are 2. I saw a brown yesterday. all insects. 3. I can't late. 4. Stephen Curry is my favorite player. 5. May I a question? 6. Listen! The is crying in the bedroom. 7. I like sports and enjoy playing with my friends. 8. The is next to the school. 9. I like bread very much and I always buy my breakfast at the 10. I touched him on his left 4. He went into the bath. out of her watermelon. in the forest it! You're two hours to take a hot 5. He got into the car and fastened his seat 6. My brother takes a train to the every month. 7. She likes to eat 8. My noodles. _ party is on Sunday morning. 9. Cindy's little daughter has big eyes. 10. My parents are sleeping in the 福 -2- DH -3-

8.

(C)1/2的雌老鼠(D)1/2的雄老鼠 7. 下列關於減數分裂的過程,何者正確?(A)第一次分裂,染色分體分離(B)第二次分裂 後,產生二個子細胞,各含n個染色體(C)第一次分裂後,產生四個子細胞,各含2n 個 染色體(D)第一次分裂中期,來自父方和來自母方的染色體複製並配對 8.兩隻蜜蜂交配產下F,F再雌雄交配產下F2,在F2中,雄蜂的基因型有4種,分別是AB, AbaB, ab;雌蜂的基因型也有4種,分別是AaBb, Aabb, aaBb, aabb,則此兩蜂的基因型 A 為何? (A)Aabb*AB (B)AaBb*Ab (C)aabb*AB (D)Aabb*ab 解析:由F2可知Fı:雄ab+雌AaBb,再推知親代:雄AB+雌 aabb。 參考答案:1.B 2.C 3.C 4.D 5.A.A7.D或無 8.C 3-2染色體與DNA

請問39題的B、C🙏🏻

30 201 (37-39) Below is some useful information about oil. Oil is called "black gold" for two reasons. * It is black when it comes out of the ground. * It can be sold for a lot of money. How much did a barrel of crude oil cost from 2000 to 2020? prices of a barrel of crude oil in US dollars 110 60 100 90 80 70 Hundreds of millions of years ago, plants and animals died. 15 10 0 10,43 201 28.2 They were kept in mud. 20.29 27.6 36.05 1.63 1.45 27 11.6 14:24 18.44 12.28 1960 1964 1973 1975 1976 1980 1984 1988 1992 1996 1998 2000 2004 2008 2011 2012 2016 2020 Where does crude oil come from? The mud was pushed down and down by other mud and rocks. 94.1 Canada 107.46 What are the disadvantages of using crude oil? Crude oil can't be used again. We may probably run out of it in the near future. Burning crude oil produces CO2, which plays a big part in global warming. Burning crude oil makes the air dirty. 109.45 40.76 That are the top five countries that produced crude oil in 2019? The world produced out 90 million barrels of crude oil a day in 2019. The following picture shows the top oil producing countries in that year and how many barrels of crude oil each duced every day. USA Saudi Arabia Russia China 41.47 The Earth's heat changed the dead plants and animals into oil. 10.81 million 10.5 million 5.23 million 4.86 million 18.61 million barrels per day barrels per day barrels per day barrels per day barrels per day gold barrel crude global produce B Which is a disadvantage of driving to work? (A) It is often faster. (B) It is another way of going to work. (C) It can be hard to find a parking space. (D) It can help you make good use of your time. 38. Which is NOT true about the prices of a barrel of crude oil from 2000 to 2020? (A) It cost the most in 2012. (B.Its price is the lowest in 2000. 6) Its price kept rising from 2003 to 2008. (D) The price in 2020 is lower than that in 2004. 39. What can we learn from the infographic? Oil is as expensive as gold. infographic (B) Most crude oil comes from land, not the sea. (C) In 2019, the USA produced about 20% of the world's crude oil. (D) Crude oil may sometimes make the sea water dirty. 14 請翻頁

請問第24題為什麼用when🥺🥺🙏🙏

Ľ 23 control by using cruel discipline. They may think that 24 in fact they aren't. Other people will try to keep their pet punishment and intimidation are the best ways to solve a problem d people abuse animals because they are careless. For example, someoné might forget to give their cat water for a few days or leave their dog in a car on a hot day with the windows rolled up. Some people 25 they can handle. By doing so, the hurt animals instead of helping them by taking in more pets animals end up living in a place that's cramped, dirty and unhealthy. Nearly all of these people can learn to understand (F) Keep 26% they are being cruel to animals through basic and proper education and become a better keeper. OK The next biggest group of animal abusers does it on purpose, but only for a short period of time. For example, a group of kids may throw rocks at a nest of baby birds they happen to see, or hurt a 22 Beat 28 everyone else is doing. in their neighborhood. These people are usually young, and they aren't thinking. Mostly, they do so out of the peer pressure or the need to impress each other. They just go along with This last group of abusers is the worst. These are people who intentionally hurt animals because it makes them feel powerful. By doing so, they think they control the animals. Others enjoy pain and violence. All of the people in the last group suffer from serious, psychological problems y not go away on their own. They often need the help of licensed professionals-like a psychologist. Without help, their psychological problems can that will probably HC 30 them for their whole lives. to that stray (G) what simply 第4頁 共10頁 (H) haunt when (I) with 29 (E) under (J) than 實際与前述不同

請問為什麼第二十一題with後面接ed不是ing🙏🙏🥺🥺

說明,第1題至第30起 第21 至 30 題為題組 1 Animal lovers often ask, "Why do people abuse animals?" It is a simple question complicated answer. Most people who abuse animals do it because they have no idea what they are doing. For example, some may 22 a dog in their yard with a doghouse that easily gets flooded when it rains. Some QAW 4

想問c這樣算是可以的嗎？然後d可以有用這種方式算嗎？如果可以要怎麼算？🙏

AITO 已知P為△ABC 內一點,且AP = aAB+6AC,其中a、b為相異實數。設Q、R在同一 上,且AQ=bAB+aAC,AR=aAB+(B-0.05)AC。試選出正確的選項。 路 (A) Q、R也都在 AABC 內部(B)|AP|= AQ | 搜藏躲直婧 42 路二段& C₂ D (C) AABP 面積 = ACQ 面積 道理每一任(D) ABCP 面積 = ABCQ 面積言。異變 (E) AABP 面積>AABR面積 小晶品 退 A

問一下4、5謝謝

( B 4. (A) since Lesson 9 5. 5. (A) one hundred Mazu Mania: A Great Pilgrimage That Unifies the People (B) while (C) for (B) five thousand (C) millions (D) once (D) several

請問第4題為什麼選B?

2. 3. 4. 乃 jumping up and down. (Atoo; to (B) so; that (C) such; that (D) enough; to Eric took a walk in the neighborhood, he bumped into one of his former classmates. (A) As (B) Which (C) That (D) What ) I'll have a busy schedule tomorrow. If you need to reach me, I at this time A tomorrow, which means I'll not be available. (A) will have a meeting (B) am having a meeting would be holding a meeting (D) will be having a meeting ) Having a sense of responsibility makes Jack (A) to be a great class leader (B) a great class leader being a great class leader (D) as a great class leader 三、綜合測驗 1. In 1843, Henry Cole was a popular man. However, this popularity was causing him some trouble. Specifically, he received a lot of mail, sometimes so much that he didn't know (1)___ to reply to all of it in his free time. To solve this problem, he hired an artist named J. C. Horsley to draw a family____(2)____ was celebrating Christmas and then had this image printed one thousand times on postcards. On each card, there was also space to write a person's name and a short message. This is how the first commercial Christmas card was born. Did Cole know that Christmas cards would _(3)___ sit over the fireplaces* in so many houses? Probably not, but his friends quickly _(4)___ Christmas cards an annual tradition. Fast forward to 1873, and a man named Louis Prang had succeeded in making Christmas cards popular throughout the US. The front side of each of Prang's cards read "Merry Christmas, accompanied by an image of beautiful flowers or animals. In the late 1880s, many card companies were competing in 1915. when the Hall