．______ the satellite launch drawing near, the research workers put their hearts to the test and always stayed up late.
#33637
A
As
B
Because
C
With
D
While
推荐题目
She had no sooner finished her task ________ it began to rain.
#29966
A
when
B
than
C
that
D
as soon as
---It’s a long time ______ I last saw you.---Yes, and it will be another month ______ we can meet again.
#33740
A
before; when
B
when; since
C
since; while
D
since; before
you are grown up, you should not rely on your parents.
#32830
A
However
B
Now that
C
How often
D
How long
He was about to tell me the secret ______ someone patted him on the shoulder.
#30741
A
as
B
until
C
when
D
while