题目内容
完形填空
It says that bats (蝙蝠) are almost blind (瞎的). Do you know ______ the bat finds the way? In fact (事实上), bats find their ways ______ the help of their ears. Bats make a ______ that we can’t hear at all. They cry when they fly and the echoes (回声) of these cries come back to their ______. In this way they can know where they should go. Bats fly out in the ______. In the daytime, they just stay together in their homes.
When the evening comes, they begin to ______ and look for ______. The next morning, they come back from work to sleep ______ the evening. Some people _____ that bats are bad animals. In fact, they are very ______. They catch and eat pests (害虫). This is very good for people.
1.A. what B. how C. when D. where
2.A. with B. at C. on D. in
3.A. sound B. shout C. move D. noise
4.A. eyes B. faces C. ears D. mouths
5.A. morning B. afternoon C. day D. evening
6.A. come in B. go out C. sleep D. have a rest
7.A. friends B. homes C. clothes D. food
8.A. after B. as C. until(直到) D. when
9.A. see B. think C. guess D. have
10.A. useful B. bad C. well D. careful
