I don't remember the boiler______during these years.
A. being repaired
B. having been repaired
C. to be repaired
D. to have been repaired
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A successful business certainly sells its products______.
A. at last
B. at best
C. at any rate
D. at a profit
The professor's speech ______ at wide range of subjects from drug to women's rights.
A. contained
B. covered
C. listed
D. touched
They will______the applications and pick out the best.
A. look into
B. look after
C. look at
D. look through
______, I am afraid I can't go with you.
A. With so much work to do
B. With so much work doing
C. For so much work to do
D. To do so much work
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