14. Dont leave for tomorrow _________ you can do today.
A. if B. what C. that D. unless
15. Five minutes earlier _________we could have caught the last train.
A. or B. but C. and D. so
16. -----Do you have anything more __________,sir?
-----No ., You can have a rest or do something else.
A. typing B. to be typed C. typed D. to type
17. The heavy rain __________ for several days and all the roads were flooded.
A. held on B. kept on C. fell down D. kept up
18. It is such a good place _______ everybody wants to visit _______ it is well-known all over the world.
A. which; that B. as; as C. as; that D. that; as
19. He works in a factory now, but he _______ on a farm for 20 years.
A. worked B. has worked C. had worked D. had been working
20. You _____ pay too much attention to your reading skill, as it is so important.
A. cannot B. should C. must D. neednt
21. The idea for the new machine came to Mr. Baber _________ to his intention recently.
A. while devoting B. while devoted
C. while he was devoted D. while devoting himself
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