He is doing a hard job.Work starts at 7 a.m.every day and goes on until late afternoon only              a break at midday.
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A
by
B
for
C
after
D
with
推荐题目
Yifu library was named ______ a businessman devoted to China’s education.
#25818
A
in honour of 
B
instead of  
C
in favour of
D
by means of
Tom is easy-going,___ everyone likes playing jokes.
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A
with whom
B
for whom
C
on whom
D
to whom
——Would you rather go there by train or by air?—— _____.
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A
Yes, I would
B
No, I wouldn’t
C
Yes, by air
D
By air