Whether ways will be found to stop pullution or not is just ________ worries the public.
#30314
A
why
B
which
C
that
D
what
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(2013·北京，26)—What do you think of teaching，Bob?—I find it fun and challenging.It is a job ________ you are doing something serious but interesting.
#30496
A
where
B
which
C
when
D
that
________you’ve got the chance, you must make full use of it.
#31369
A
Although
B
Even though
C
As if
D
Now that
_______ all of them are strong candidates, only one will be chosen for the post.
#31381
A
Since
B
If
C
As
D
While
______ private cars are bringing us convenience, they also cause more traffic accidents and pollution.
#80233
A
While
B
As
C
If
D
Since
The researchers found clear and convincing evidence _________ happiness is the key when it comes to better health and longer lives.
#30504
A
where
B
whether
C
how
D
that