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完形填空
__1__ all the things we eat and drink, water if is __2__ important. Not __3__ people understand this but it is quite true. The human body (人体) can go __4__ food for a long time, but two __5__ three days without water usually make people __6__.
Many people do not understand how __7__ water the human body needs __8__ well and many people do not drink enough, especially（尤其） in hot weather. Most people drink when they are thirsty (渴) but often need more water, especially when they take exercises.
A man's body is 65 to 75 percent (百分之一…) water. If we do not have __9__ water, we feel __10__ and may become ill. Do you know what the best drink is?
1.[ ]
A. At B. By C. Of D. In
2.[ ]
A. more B. much C. least D. most
3.[ ]
A. many B. few C. lot of D. much
4.[ ]
A. with B. on C. without D. by
5.[ ]
A. and B. or C. but D. of
6.[ ]
A. dead B. to die C. dying D. died
7.[ ]
A. many B. little C. much D. can
8.[ ]
A. work B. to work C. working D. works
9.[ ]
A. some B. a little C. all D enough
10.[ ]
A. fine B. tired C. happy D. well
查看习题详情和答案>>The Smiths are American. They are now in Beijing. This is their first visit to China. They are pleased to meet the Chinese people.They are going to stay in China for four weeks.
Mr Smith is a doctor. He's going to visit a hospital and a clinic in Beijing. Mrs Smith is a teacher. She's going to a city school and a farm school. Their daughter is a college student in New York. She's going to meet some Chinese students. The Smiths are going to leave for Shanghai in three days. They plan to spend two days visiting factories.
They are going to take a lot of pictures in China. When they are back in America, they are going to show the pictures to their friends. They want the American people to know more about China.
根据短文内容，选择最恰当的答案。
1. The Smiths are ______ to meet the Chinese people.
[ ]
A. sorry B. glad C. good D. unlucky
2. The Smiths are going to ______ Shanghai in three days.
[ ]
A. leave B. come back C. live in D. go to
3. ______ is going to meet some Chinese students.
[ ]
A. Mr Smith B. Mrs Smith
C. Their daughter D. The Smiths
4. They are going to spend ______ visiting factories.
[ ]
A. two days B. three days C. four weeks D. a week
5. They are going to take ______ pictures in China.
[ ]
A. some B. few C. a few D. many
查看习题详情和答案>>完形填空
Air is all around us. It is around us. ___1___ we walk and play. From the time we are born, air is around us on ___2___ side. When we sit down, it is around us. When we ___3___ to bed, air is ___4___ around us. We live ___5___ air.
All living things ___6___ air. Living things cannot live ___7___ air. We can live without ___8___ water for ___9___ days, but we cannot live for more ___10___ a few minutes without air. We take in air. When we are working ___11___ running, we need more air. When we need more air. When we are ___12___, we need ___13___ air.
We live in air, but we cannot ___14___ it. We can only feel it when it is ___15___. Moving air ___16___ win D. How can we ___17___ air move? Here is one way. Hold an open book in your hand ___18___ your face. ___19___ it quickly. ___20___ you feel is the air.
1.
[ ]
A. if B. because C. when D. what
2.
[ ]
A. every B. either C. any D. all
3.
[ ]
A. drop B. lie C. get D. go
4.
[ ]
A. too B. also C. either D. yet
5.
[ ]
A. with B. by C. in D. around
6.
[ ]
A. need B. depend C. want D. like
7.
[ ]
A. have B. have no C. with D. without
8.
[ ]
A .some B. any C. no D. many
9.
A. little B. a little C. few D. a few
10.
[ ]
A about B. over C. than D. then
11.
[ ]
A. or B. and C. so D. but
12.
[ ]
A. sleep B. asleep C. in bed D. going to bed
13.
[ ]
A. little B. a little C. less D. more
14.
[ ]
A. look B. see C. get D. feel
15.
[ ]
A. moving B. standing C. stopping D. sleeping
16.
[ ]
A. is like B. likes C. calls D. is called
17.
[ ]
A.ask B. see C. make D. keep
18.
[ ]
A. in front of B. in the front of
C. on top of D. at the back of
19.
[ ]
A. Read B. Look C. Open D. Close
20.
[ ]
A. That B. What C. How D. Who
查看习题详情和答案>>完形填空
Air is all around us．It is around us ___1___ we walk and play．From the time we are born, air is around us on ___2___ side．When we sit down, it is around us．When we ___3___ to bed, air is ___4___ around us．We live ___5___ air．
All living things ___6___ air．Living things cannot live___7___ air．We can live without ___8___ water for ___9___ days, but we can't live for moue ___10___ a few minutes without air．We take in air．When we are working ___11___ running, We need more air．When we are ___12___, we need ___13___ air．
We live in air, but we cannot ___14___ it．We can only feel it．We can feel it when it is ___15___．Moving air ___16___ wind．How can we ___17___air move? Here is one way．Hold an open book in your hand ___18___ your face．___19___ it quickly．___20___ you feel is the air．
1.[ ]
A. if B. because C. when D. what
2.[ ]
A. every B. both C. any D. all
3.[ ]
A. drop B. lie C. get D. go
4.[ ]
A. too B. also C. either D. yet
5.[ ]
A. with B. by C. in D. around
6.[ ]
A. need B. depend C. want D. like
7.[ ]
A. have B. have no C. with D. without
8.[ ]
A. some B. any C. no D. many
9.[ ]
A. little B. a little C. few D. a few
10.[ ]
A. about B. over C. than D. then
11.[ ]
A. or B. and C. so D. but
12.[ ]
A. sleep B. any C. in bed D. going to bed
13.[ ]
A. little B. a little C. less D. more
14.[ ]
A. look B. see C. get D. fell
15.[ ]
A. moving B. standing C. stopping D. sleeping
16.[ ]
A. is like B. likes C. calls D. us called
17.[ ]
A. ask B. see C. make D. keep
18.[ ]
A. in front of B. in the front of
C. on top of D. at the back of
19.[ ]
A. Read B. Look C. Open D. Close
20.[ ]
A. That B. What C. How D. Who
查看习题详情和答案>>