题目内容

【题目】第六次人口普查,我国人口居世界____。我国是个多民族国家,共有_____个民族。我国自然资源总量丰富,人均不足。对可再生资源要利用合理,并且注意__________。对非可再生资源更应当__使用。 我国的土地国策是十分______、合理利用土地和切实保护_____

【答案】 第一 56 保护 培育 节约 珍惜 耕地

【解析】根据第六次人口普查,我国人口居世界第一位,我国是一个多民族的国家,共有56个民族。我国自然资源总量丰富,但是人均占有量不足,所以对可再生资源要合理利用,并且注意培育和保护。对非可再生资源更应当节约使用。我国的土地国策是十分珍惜和合理利用土地,切实保护耕地。故填第一,56,保护,培育,节约,珍惜,耕地。

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【题目】 Take a piece of hair from your head. Ouch! It may be long, _______ it's not wide. Three scientists spent over 30 years _______ a kind of machine. This kind of machine is about a thousand times _______ than the width of one piece of your hair. These machines are _______ small that they can only be seen under a microscope(显微镜)!They _______ nanomachines(纳米机器).

Because of their hard work, the three scientists _______ the 2016 Nobel Prize in Chemistry. They are all European. Sir J. Fraser Stoddart, one of the scientists, told reporters that he thanked _______ other scientists from 24 different countries for helping make this prize _______. He said he once brought a chocolate Nobel Prize to his daughter from _______ trip to Stockholm. He expected ____________ a real one someday.

What are nanomachines good for? Scientists believe that ____________ the future, nanomachines ____________ help deliver(传送) medicines inside a person's body, or take away things that are making us sick. Mr Feringa compared ____________ work to that of the Wright Brothers. When the Wright Brothers flew their airplane for the first time, some people questioned what airplanes ____________ good for. Now airplanes help us ____________ fast and we use them all the time.

1A. andB. soC. butD. or

2A. inventingB. inventC. to inventingD. invented

3A. the smallestB. smallerC. smallD. smallest

4A. veryB. soC. suchD. quite

5A. are callingB. is calledC. calledD. are called

6A. will winB. wonC. winsD. has won

7A. hundreds ofB. hundred ofC. hundredD. hundreds

8A. possibilityB. possiblyC. possibleD. impossible

9A. aB. anC. theD. /

10A. haveB. to haveC. havingD. to having

11A. inB. forC. atD. on

12A. shouldB. canC. mustD. need

13A. theirB. themC. theyD. theirs

14A. isB. wereC. wasD. are

15A. travelsB. travellingC. travelledD. travel

【题目】Complete the following passage with the words or phrases in the box. Each can only be used once (将下列单词或词组填入空格。每空格限填一词,每词只能填一次)

A. feel B. give up C. information D. choices E. first

American schools are quite different from those in China. In America, at the beginning of the term, students must select their courses and teachers 1.

Selecting is very important for your grades in America. So at the first term, don’t select too many courses, or you’ll 2 very nervous and it may not be good for your study. Then you have to ask for some teaching plans. There is some 3about subjects, time arranging, marks and textbooks. At the same time, you must choose the teachers. Different teachers have different teaching method. If the teacher is called “killer” by the last grade, many students will 4choosing him, because this kind of teacher will leave too much homework, too many exams and give too low grades.

A. show B. heavy C. expensive D. well E. borrow

There is another thing after you select the courses and the teachers. How to buy textbooks makes each student feel hard. The textbooks in America are very 5. Each copy is about $30-50. In order to save money, many students buy some used textbooks, and some students usually 6 textbooks from the school library.

In class, discussing is very important. The teacher encourages you to ask questions or 7 your own opinions. They don’t usually ask you to sit 8. Instead, they allow you to sit or stand everywhere you like. They don’t give you much homework to do. You can learn some knowledge and do exercise by yourself. So in American schools, you must do almost all things yourself.

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