[单项选择]We all know that ______ decisions often result in serious consequences.
A. hasty
B. urgent
C. instant
D. prompt

[单项选择]According to the passage, we know all the following statements about CASA are true, EXCEPT ______.

[单项选择]From the passage, we know if we have failed, we should ______.
A. not think about it any more
B. be very happy
C. learn from others
D. learn to accept

[单项选择]From the passage, we know when we write an English letter, we should put down our address ______. A. at the top of the letter on the right B. at the end of the letter on the right C. at the top of the letter on the left

[单项选择]We all know automatic machines cannot do all _____ man does.
A. when
B. if
C. what
D. that

[单项选择]In his letter, we come to know that all the following statements are true except ______.
A. he has always wanted to have more payment
B. he wants to express thanks to all his fellow workers
C. he has always wanted to have more experience in his career
D. he has wished to learn something new in business administration

[单项选择]Although we all know it is good to do international trade between countries，we still have to face some risks while doing international trade．Such risks mainly include economic risks and( )．
A. non-acceptance
B. foreign exchange rate
C. currency
D. political risks

[单项选择]

Passage Four
We all know that the normal human daily cycle of activity is of some 7-8 hours’ sleep alternating with some 16-17 hours’ wakefulness and that, broadly s peaking, the sleep normally coincides with the hours of darkness. Our present concern is with how easily and to what extent this cycle can he modified.
The question is no mere academic one. The ease, for example, with which people can change from working in the day to winking at night is a question of growing importance in industry where automation calls for round-the-clock working of machines. It normally takes from five days to one week for a person to adapt to a reversed routine of sleep end wakefulness, sleeping during the day end working at night. Unfortunately, it is often the case in industry that shifts are changed every week; a person may work from 12 midnight to 8 a.m. one week, 8 a.m. to 4 p.m. the next, and 4 p. m. to 12 midnight the third and so on. This means that no s
A. to change shifts at longer intervals
B. to have longer shifts
C. to arrange for some people to work on night shifts only
D. to create better living conditions for night workers

[单项选择]We all know that normal human daily cycle of activity is of some 7-8 hours' sleep alternating with some 16-17 hous' wakefulness and that, broadly speaking, the sleep normally（） the hours of darkness.
A. testifies to
B. caters to
C. coincides with
D. reckons with

[单项选择]We all know that Sharon is a woman of strong political {{U}}convictions{{/U}}.
A. suggestions
B. beliefs
C. statements
D. claims

[单项选择]As we all know, the same gestures may have different ______ which vary from one culture to another.
A. implications
B. presumptions
C. expressions
D. assumptions