He started to work dilligently _____ he came up with the idea of hybrid rice for the first time in the 1960’s.
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A
at once
B
the moment
C
for the moment
D
in no time
推荐题目
The scientists are studying the effects of human activities______the environment.
#29004
A
in
B
at
C
on
D
with
I guess we’ve already talked about this before but I’ll ask you again just __ .
#27641
A
by nature
B
in return
C
in case
D
by chance
I am always delighted when I receive an e-mail from you. ______ the party on July 1st, I shall be pleased to attend.
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A
On account of
B
In response to
C
In view of
D
With regard to
The book was written ______ careful observations and detailed studies.
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A
on behalf of
B
regardless of
C
on the basis of
D
in relation of
— David, how is your new job?— ________ the salary, it’s not bad.
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A
Besides
B
Apart from
C
In addition to
D
As well as