__________________all of them are strong candidates, only one will be chosen for the post.
#32901
A
Since
B
While
C
If
D
As
推荐题目
Scientists say it may be one year or so ________ it is possible to test the new medicine on human patients.
#32551
A
when
B
after
C
before
D
since
—Look, the paint is starting to come off ____ the wall is damp.—Well, we'd better have the wall repainted some day.
#31419
A
when
B
where
C
if
D
once
Roger had just walked into his office and that was when he was told that his plan had finally been approved. Which of the following can be instead of the underlined(划线的) part to make the sentence better.
#31243
A
and then they told him
B
when it was learned by him
C
and then he learned
D
when he learned
The medicine works more effectively you drink some hot water after taking it .
#80686
A
as
B
until
C
although
D
if
According to the rules of the factory, you can ask for leave ________ you have a doctor’s diagnosed(诊断) note.
#31584
A
now that
B
if
C
unless
D
even though