THIS SELECTION LEADS ONE TO BELIEVE THAT THE EARTH_________ .A.NEVE...

40.This selection leads one to believe that the Earth_________ .

A.never gets hit by meteors

B.always gets hit by meteors

C.was hit by meteors in some past time period

D.may be bombarded by meteors in the near future

Use the correct form of the word in brackets to complete the flowing passage.

The (41. discover)_______ that a member of your family is sleepwalking may be (42.

alarm)_______ but it is not an uncommon phenomenon. Both adults and children

sleepwalk, however it is more common among children. Sleepwalking is not a

psychological (43. order)________ , as some may think. Nor is there any (44.

connect)________ between dreams and sleepwalking. The explanation which experts give

for sleepwalking is that it is mainly due to being (45. tire)_______ and under a lot of stress.

(46. anxious)_______ , (47. press)______ at work or at school or even a loss of a favorite

(48. possess)_____________ could trigger it off. Sleepwalkers move easily around the

house despite the (49. dark)___________ ,sometimes opening drawers as if searching for

something. It is difficult to wake up a sleepwalker and it is considered (50. wise)_______

because it can cause great distress. The following morning he doesn’t usually remember

anything. There is a mistake in the four underlined parts of each sentence.

Find the mistakes (A, B, C, or D).