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1、Unit 5课堂练习题（一）Lessons 2527Lesson 25I. 根据括号中所给的汉语用适当的词语填空。1. The teacher is showing the _to the students.（实验）2. Danny, are you good at _?（科学）3. You can _ my words are correct sooner or later.（证实）4. All the bottles are _ water.（装满）5. You can try it in another _.（科学的方法）II. 根据句子意思用适当的介词填空。1. The student
2、s are talking _ their experiment.2. Do you know what will happen _us in a hundred years?3. Li Ming, do you know the girl _ the red swimsuit?4. Please do the experiment _ the jar full.5. They have no chairs to sit _ now.III. 用括号中所给动词的适当形式填空。1. Why not _ your new sweater to school tomorrow? (wear)2. I
3、 will tell him my theory when she _ back. (get)3. They have kept us _ for a long time. (wait)4. She needs _ all her school things to school. (bring)5. Our teacher asked us _ our homework on time. (finish)IV. 按要求进行句式转换，每空一词。1. I can tell the students what were going to do.（对画线部分提问） _ _ you tell the s
4、tudents?2. That will be funny.（改为反意疑问句） That will be funny, _ _?3. Danny, sit in the chair.（改为否定句） Danny, _ _ in the chair.4. I think we will get wet.（改为否定句） I _ _ _ get wet.5. There is something wrong with my computer.（改为同义句） My computer _ _ well.Lesson 26II. 根据句意和所给的首字母提示用适当的词语填空。1. I like science
5、 and I think it is very i_.2. He cut the apple into h_ and let me choose.3. If I turn off all the lights in the dark. What will h_?4. Jenny, please fill the bottle f_ of water.5. We are s_ you will like this subject.III. 按要求进行句式转换，每空一词。1. Let her help you with your English.（反意疑问句） Let her help you w
6、ith your English, _ _?2. The candle is pink.（对画线部分提问） _ _ is the candle?3. The bag is full of rice.（同义句） The bag is _ _ rice.4. She lighted the candle with a match.（一般疑问句） _ _ _ the candle with a match?5. The teacher asked the students what happened.（对画线部分提问） _ _ the teacher ask the students?IV. 根据所
7、给的汉语完成下面的句子，每空一词。1. 我已经用完了所有的水彩笔了。你能借给我几支吗？ I have _ _ all my markers. Can you lend me some?2. 我们班有五分之三的学生喜欢英语。 _ _ the students in our class like English.3. 李明， 不要忘了吹灭蜡烛。 Li Ming, dont _ _ _ out the candle.4. 天快黑了，他们便停止工作了。 It was getting dark and they _ _.5. 让他和你一起做实验吧！ _ _ _ the experiment with y
8、ou.Lesson 27I. 根据句意用适当的介词填空。1. Peter looked _ the telescope at the sky.2. The sun will go down _ about an hour.3. He looked _ his lost bicycle, but he couldnt find it.4. When did you graduate _ this university?5. Mr. Zhou gave me some advice _ my English study.II. 按要求进行句式转换，每空一词。1. They came back ho
9、me after supper.（对画线部分提问） _ _ _ _ back home?2. He said, “I havent planned to travel to Sanya.”（改为间接引语） He said _ _ _ planned to travel to Sanya.3. This is the bicycle. I bought it yesterday.（合并为带有定语从句的复合句） This is the bicycle _ _ _ yesterday.4. That is very good advice.（改为感叹句） _ _ advice that is!5.
10、Her brother enjoyed science at school.（改为否定句） Her brother _ _ science at school.IV. 根据所给的汉语完成下面的句子，每空一词。1. 我姐姐去年毕业于这所大学。 My sister _ _ this university last year.2. 自从上周开始我一直在等你。 I _ _ _ for you since last week.3. 你在出去时务必带上雨伞。 _ _ _ _ your umbrella when you go out.4. 刚才她浏览了一遍今天的报纸。 She _ _ todays new
11、spaper just now.5. 你在睡觉之前经常做什么？ What do you often do _ _ to bed?Lesson 25I. 1. experiment 2. science 3. prove 4. filled with 5. scientific methodII. 1. about 2. in 3. in 4. with 5. inIII. 1. wear 2. gets 3. waiting 4. to bring 5. to finishIV. 1. What can 2. wont it 3. dont sit 4. dont think well 5.
12、doesnt workLesson 26I. 1. lighted 2. burning 3. put 4. To make 5. WatchII. 1. interesting 2. half 3. happen 4. full 5.sureIII. 1. will you 2. What colour 3. filled with 4. Did she light 5. What didIV. 1. used up 2. Three-fifths of 3. forget to blow 4. stopped working 5. Let him doLesson 27I. 1. thro
13、ugh 2. in 3. for 4. from 5. onII. 1. When did they come 2. that he hadnt 3. that / which I bought 4. What good 5. didnt enjoyIII. 1. Is that worth a try2. What do you want me to do3. He asked me to go home at once4. He thinks I am making an excuse5. They have been ready fro everythingIV.1. graduated
14、 from 2. have been waiting 3. Make sure to take 4. looked through 5. before goingLesson 28I. 用括号中所给词语的适当形式填空。1. They gave us some good _ (suggest) on our work.2. In order to get better _ (educate), she went to study in Beijing.3. Who is the _ (design) of this new machine?4. He was _ (complete) wrong
15、 this time.5. My mother took some _ (freeze) meat from the fridge.II. 用适当的介词填空。1. The teacher told me to pat attention _ my pronunciation.2. We are getting ready _ the work. Can we start now?3. Dr. Lee is interested _ studying the life of butterflies.4. I found a lot of useful information after look
16、ing _ the Internet.5. You must put more effort _ your work if you want to succeed.III. 按要求进行句式转换，每空一词。1. This hat matches her dress.（改为反意疑问句） This hat matches her dress, _ _?2. Her uncle is a biologist.（对画线部分提问） _ _ her uncle do?3. They cut down many trees last year.（改为一般疑问句） _ _ _ down many trees l
17、ast years?4. She had to put more effort into her work.（改为否定句） She _ _ to put more effort into her work.5. Do you know when well start the meeting?（改为简单句） Do you know _ _ _ the meeting?IV. 根据所给的汉语完成句子，每空一词。1. 她完成工作后会帮助你们的。 Shell help you _ _ _ her work.2. 我认为这本书既有趣又有用。 I think this book is interestin
18、g _ _ _ useful.3. 如果我是工程师，我会发明一种新电脑。 _ _ _ an engineer, I would invent a new computer.4. 李明离开加拿大有一个月的时间了。 Li Ming _ _ _ _ Canada for a month.5. 请告诉我是什么每天困扰你呢？ Can you tell me _ _ _ every day?Lesson 29I. 用括号中所给动词的适当形式填空。1. You need _ (choose) two answers at the same time.2. How about _ (combine) a co
19、w and a rabbit?3. We can use a blueprint _ (build) a house.4. Nothing can stop us from _ (study) the DNA.5. Our teacher told us _ (repeat) the words for a second time.II. 从方框中选择适当的动词并用其正确形式填空。identify choose clone build combine1. These are all _ animals and they look the same.2. What about _ the two
20、 plants into one?3. You can use another way _ whether they have the same DNA.4. The workers use the blueprint _ houses.5. Why not _ a horse and a donkey to do this experiment?III. 按要求进行句式转换，每空一词。1. She didnt know what she should choose at all.（改为简单句） She didnt know _ _ _ at all.2. We can call them b
21、lueprints.（对画线部分提问） _ _ you call them?3. He has already known the answer.（改为一般疑问句） _ he known the answer _?4. They are talking and laughing happily.（改为感叹句） _ _ they are talking and laughing!5. Mr. Lee is both our teacher and our friend.（改为同义句） Mr. Lee is _ _ our teacher _ _ our friend.IV. 根据所给的汉语完成下
22、面的句子，每空一词。1. 如果我是医生，我将帮助所有的病人。 I would help all the patients _ _ _ a doctor.2. 你们最好不要克隆水果了。 Youd _ _ _ fruits.3. 昨天他们真的去了博物馆。 They _ _ to the museum yesterday.4. 我和她以前都未曾去过巴黎。 _ I _ she _ _ _ to Paris before.5. 他还没有决定买那件毛衣。 He hasnt decided _ _ _ _ yet.Lesson 30I. 根据句意用适当的词语填空。1. We have got everyth
23、ing _. Lets start the experiment now.2. This hall is big _ to hold 1,000 people.3. You cant pull the door open. You have to _ it.4. My father often _ me to the park when he is free.5. Its warm _ the room. Please dont go outside now.II. 用括号中所给词语的适当形式填空。1. She _ all about the matter before long. (forg
24、et)2. My parents _ in a week. (return)3. Look at the clouds. I think it _. (rain)4. Ill give her the note when he _ back. (come)5. Tony _ sixteen years old next year. (be)III. 根据所给的汉语完成句子，每空一词。1. 你能给我做个风筝吗？ Can you make a kite _ _?2. 我到处找他们，但就是找不到。 I _ _ them everywhere, but I couldnt _ them.3. 他说他有
25、很多工作要做。 He says he has a lot of work _ _.4. 我想让他和我一起去公园。 I want _ _ _to the park with me.5. 我们相信我们能在一周内完成工作。 We _ _that we can finish the work in a week.IV. 按要求进行句式转换，每空一词。1. Jenny did some cleaning at home this morning.（改为否定句） Jenny _ _ _ cleaning at home this morning.2. Danny, dont you think so?（进
26、行肯定回答） _, I _.3. The air holds the water.（对画线部分提问） _ _ the air hold?4. Tony, take your hand off.（改为否定句） Tony, _ _ your hand off.5. The teacher told them, “Dont do it again.”（改为同义句） The teacher told them _ _ do it again.Lesson 28I. 1. suggestions 2. education 3. designer 4. completely 5. frozenII. 1.
27、 to 2. for 3. in 4. on 5. intoIII. 1. doesnt it 2. What does 3. Did they cut 4. didnt have 5. when to startIV. 1. after she finishes 2. as well as 3. If I were 4. has been away from 15. what worries youLesson 29I. 1. to choose 2. combining 3. to build 4. studying 5. to repeatII. 1. cloned 2. combini
28、ng 3. to identify 4. to build 5. chooseIII. 1. what to choose 2. What can 3. Has, yet 4. How happily 5. not only, but alsoIV. 1. if I were 2. better not clone 3. did go 4. Neither, nor, has ever been 5. which sweater to buyLesson 30I. 1. ready 2. enough 3. push 4. takes 5. insideII. II. 1. will forget 2. will return 3. is going to rain 4. comes 5. will beIII. 1. for me 2. looked for, find 3. to do 4. her to go 5. are sureIV. 1. didnt do any 2. Yes, do 3. What does 4. dont take 5. not to