--Peter is very clever and he studies hard as well.---No ______be always wins first in the examinations. 
#4791
A
doubt
B
question
C
wonder
D
problem
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She _______ in Zhuzhou for ten years.
#4547
A
will work
B
work
C
was working
D
has worked
Upon graduation he asked to be sent to _______________. 
#4993
A
where he is most needed
B
where he needed
C
where he is mostly needed
D
where is he mostly needed