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1、 9A Unit3 单元练习 一、根据句意和中英文提示，用单词的适当形式填空 1. All I had to do at that time was to obey him in _.（沉默）2. Which of the _ would you like to take to keep healthy?（建议）3. He is daydreaming. He likes _ having the robots do his homework. (设想)4. Youd better get your own _,boys. They are helpful to you. （字典）5. We
2、must have all the words _right. （发音）6.The boss has the right _what things his workers should do. (decide)7. The more _ you are, the more mistakes you will make.（care）8. Too much homework has driven Tom even _(mad).9. He always does his homework _. He is often praised by his teacher. (correct)10 He c
3、ant fall asleep, and he is still _.(wake)二、单项选择( )1. They found the book quite _ after they read it _.A. value; the second time B. value; a second timeC. valuable; a second time D. valuable; the second time( )2. What did Uncle John say just now?He asked us _.A. whether we repaired the broken watch B
4、. why we repair the broken watchC. that we repaired the computerD. where did we repair the TV( )3. We must _ ourselves _ our workA. strict in; with B. be strict in ; with C. strict with ; in D. be strict with : in ( )4. _ surprise ! I hear you have finished writing a _ report.A. What an exciting; se
5、ven thousand words B. What excited; seven thousand wordsC. What an exciting; seven-thousand-word D. What exciting; seven-thousand-word( )5. How about your interview on Saturday? _! I failed. A. Sorry B. Dont mention it C. Best wishes. D Thank you.三、六选五（其中一个选项多余）Our earth is in trouble. Our drinking
6、water is becoming dirtier, and the air is not as clean as before. People and factories are polluting the air, rivers, lakes and seas. You may think there is nothing you can do to help. Thats not true. _1_ Cars burn oil. _2_Some people believe that too much CO2 is making the earth warmer than ever. _
7、3_This can save some oil and produce less CO2. _4_ So turn off the air conditioner(空调) when you dont need to use it. Use lights that save energy. Use fewer things that cannot be used again. When you buy something, consider those made from things that can be used again first.A lot of water is needed
8、for a shower. So take shorter showers. _5_Every small action can make a big difference to our earth. Lets take action to protect it.A. This can cut the use of water. B. Air pollution is very serious.C. This will make a lot of CO2 into the air. D. So try to walk, ride a bike or take a bus.E. There ar
9、e many things you can do to save the earth.F. The biggest energy use at home is for keeping warm or cool. 1-5 _四、阅读回答问题（每题答案不超过6个词）Zoology is everything about animals. And people who study it are called zoologists. They want to learn about the difference between different kinds of animals, where the
10、y come from, and how they live.What do zoologists do? There are many different kinds of zoologists. Some try to learn everything about one animal, and some learn about a group of animals, some try to understand where new kind of animals come from, and other zoologists are interested in how animals c
11、an get sick. Many zoologists study what animals do when they are with other animals.A famous zoologist Charles Darwin is probably the most famous zoologist. He showed that animals are all one big family and that every kind of animal changes slowly to match the place where they live. This is called “
12、evolution(进化)”. During his life, people laughed at Darwin, saying that people and animals couldnt come from the same family. However, many zoologists today agree that Darwin was right.Why is it important? Understanding animals is important because people are animals. When we study animals, we learn
13、about ourselves.Do you know? Frogs can breathe without their mouths! When frogs are not in water, their bodies can take air through their skin. Some people say sharks never get sick, but that is not true. Sharks get sick, just like any other animal.1. What kind of people are called zoologists? 2. Ho
14、w many kinds of zoologists are mentioned in paragraph 2? 3. Why is it important to study animals? 4. In the passage, what does the underlined word “that refers to (指)? 5.Who discovered “evolution”? 五、完形填空During the summer holiday, some students might have been busy with traveling, summer camps and a
15、ll kinds of courses. But a special group of Chinese middle school students decided to taste the hardship (艰辛) of life 1 school. Twelve cousins from a big family sold 2 at local market together. Among them, the oldest was 16 years old, while the 3 was just 13. Within 12 days, they 4 more than 1,500 y
16、uan.“Compared(比较) 5 traveling, such social practice connects us and makes us know how hard our 6 are. They work so hard to bring us up.” said Dalin, 16, to the City Morning Newspaper. Dalin, a middle school graduate, and her 15-year-old brother Xiaolin came up with the idea. 7 their vegetables well,
17、 they leaned to work hard. Every morning they had to wake up at 3 oclock. 8 of them went to the farmers market to buy vegetables, the others went to the local market to 9 a temporary stall (临时摊位). To lower the cost, they learned to bargain (讲价) with the sellers. 10 about 6:30 a. m., they began to se
18、ll vegetables. They peddled (吆喝) loudly to attract customers. After several days, they got some 11 . For example, it was better 12 vegetables in order and bigger ones on top. They gave customers an extra plastic bag 13 the vegetables were too heavy. When they 14 got home, they had a small meeting. E
19、veryone took notes and 15 their feelings. Dalin said, “Although we are tired, we have gained a lot.”( )1. A. insideB. outsideC. next to D. near( )2. A. vegetablesB. fruitC. snacksD. drinks( )3. A. youngestB. cleverestC. shortestD. strongest( )4. A. borrowedB. returned C. madeD. paid( )5. A. asB. for
20、C. onD. with( )6. A. teachersB. parentsC. farmersD. customers( )7. A. To buyB. To growC. To sellD. To carry( )8. A. AllB. EachC. SomeD. None( )9. A. take upB. lift upC. look upD. pick up( )10. A. InB. OnC. SinceD. At( )11. A. experienceB. happiness C. informationD. knowledge( )12. A. putB. to putC. puttingD. puts( )13. A. althoughB. soC. unlessD. when( )14. A. finallyB. nearlyC. suddenlyD. successfully( )15. A. hadB. sharedC. gotD. learned