He didn’t study hard, so he was afraid ______ in the exam. 
#57150
A
fail
B
to fail
C
failing
D
failed
推荐题目
It ________ him half an hour to drive home every day .
#59591
A
costs
B
spends
C
takes
D
uses
Would you mind ______ here?
#53798
A
not smoking
B
no smoking
C
no smoke
D
not smoke