完型填空: 从每小题ABC三个选项中选出能填入空白处的最佳答案。
Of all the things we eat and drink, water is ________ important. Not many people realize this, but it’s quite true. The human body can go ________ food for a long time, but two or three days without ________ usually leads to death . Many people do not understand how much water the human body needs and many people do not ________ enough. Most people drink enough only in hot weather. Most people drink when they are ________ , but we often need ________ water, especially when we have been doing exercise.
A man’s body is 65~75% water. Water is very important in several different ________. Most people need ________5~7 liters of water every day, but we don’t need to drink that much, because a lot of water ________ from the food we eat. If we do not have enough water, however, we feel ________ and may become ill. Now, do you know what the best drink is?
1.A. much B. more C. the most
2.A. with B. without C. to
3.A. food B. air C. water
4.A. drink B.eat C. have
5.A. hungry B. thirsty C. need
6.A. less B. a lot C. more
7.A. times B. ways C. days
8.A. for B. about C. with
9.A. come B. came C. comes
10.A. hungry B. happy C.tired
—To make sure the food we eat every day is safe, the government is doing something useful .
— ___________
A. That’s not true.
B. That’s all right.
C. That’s great.
—Bill, look at your bedroom, _______
—Sorry, mom. I’ll clean it right away.
A. Bad luck!
B. What a pity!
C. What a mess!
—There are four pens on the desk.
—But of them works.
A. each B. none C. all
—How do you know the Maglev train?
—It’s well-known. And it can reach a _______ of over 400 km per hour.
A.project B. guide C. speed
—We must take a taxi, we’ll be late for the meeting.
—Don’t worry. We still have a little time left.
A. or B. and C. so