成人高考高起点英语考前冲刺辅导练习题（十二）
14. About _______ of the energy is absorbed by the atmosphere of the earth.
A. nine-ten
B. nine-tenth
C. nine-tenths
D. ninth-ten
15. David helps his mother with her housework every Saturday for about _______.
A. one and half hours
B. a half and an hour
C. an hour and half
D. one and a half hours
16. Not many people realize this, ______ it is quite true.
A. but
B. however
C. so
D. that
17. -Can I help you? -Well, I’m afraid the box is too heavy for you, ____ thank you all the same.
A. and
B. so
C. or
D. but
18. I don’t know her address, ______ I can’t write to her.
A. but
B. or
C. so
D. since
19. She hardly ever goes to ______ the theatre. A. neither the cinema or
B. neither the cinema nor
C. either the cinema nor
D. either the cinema or
20. Try your best ______ you’ll certainly succeed this time.
A. so
B. and
C. or
D. for
21. She remained silent, ______ her heart was heavy and her spirit low.
A. so
B. though
C. for
D. therefore
22. He talked at the top of his voice, ______ he drew nobody’s attention.
A. yet
B. instead
C. so
D. though
23. Watch your step, ______ you might fall into the water.
A. or
B. and
C. unless
D. but
24. He came to the party, ______ he hadn’t been invited.
A. in case
B. in spite of
C. even
D. although
25. ______ hearing the good news, they jumped with joy.
A. For
B. To
C. On
D. At
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