完形填空。 Of all the things we eat and drink

问题完形填空

完形填空。

    Of all the things we eat and drink, water is the   1   important.The human body can go   2   food for a
long time, but two   3   three days without water could make people   4 .
    A lot of people don't understand how   5   water the human body needs   6   well and many people don't
drink enough, especially in   7   weather. Most people drink   8   they are thirsty but in fact they need more
water, especially when they take   9 .
    A man's body is 65 to 75 percent of  10 . If we don't have enough water. We feel tired and may become
ill.

( )1.A.more
(    )2.A.with
(    )3.A.or
(    )4.A.died
(    )5.A.many
(    )6.A.work
(    )7.A.hot
(   )8.A.so
(   )9.A.fun
(   )10.A.blood

B.most
B.on
B.and
B.to die
B.little
B.working
B.cold
B.that
B.exercise
B.water

C.less
C.without
C.of
C.dies
C.few
C.to work
C.cool
C.when
C.exercises
C.air

D.least
D.by
D.but
D.die
D.much
D.works
D.warm
D.since
D.work
D.food

答案

1-5 BCADD 6-10 CACBB

实验人	实验方案
小敏	一只手背上涂上防晒霜，另一只手不涂．一天后，比较两只手背的灼伤程度．
小英	第一天涂上防晒霜，第二天不涂．比较这两天被灼伤的程度．
小玲	在同学的手背上涂上防晒霜，自己的不涂．一天后，比较自己手背和同学手背被灼伤的程度．
小红	手心上涂上防晒霜，手背上不涂．一天后，比较手心与手背被灼伤的程度．