_______he was laid off last year ______ how serious the economic crisis was.
#93917
A
Not until…he realized
B
It was not until… when he realized
C
It is not until…that did he realize
D
It was not until …that he realized
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______ was reported in the local paper, since the carrying out of the performance salary, efficiency in work has ______doubled.
#93128
A
As … more than
B
It …rather than
C
What … over
D
That… less than
________ the problem of land erosion(侵蚀) getting more serious, the government is searching for a way to deal with it.
#92223
A
As
B
When
C
With
D
If
Last summer I took a course on _______ poisonous gases.
#92450
A
how to deal with
B
what to deal with
C
how to be dealt with
D
what to be dealt with
________ the 2020 Olympic Games will be held in Beijing is not known yet.
#95073
A
Whenever
B
If
C
Whether
D
That