It is uncertain____side effect the medicine will bring about，although about two thousand patients have taken it.
#67381
A
that
B
what
C
how
D
whether
推荐题目
It would be a good idea to use a plastic bottle, ___cut off, as a container to grow young plants in.
#72394
A
of which the top
B
the top is
C
top of which
D
with its top
Jack’s dad told him he could have________ he wanted for Christmas.
#70003
A
however
B
whatever
C
whichever
D
whenever
It matters little _______ a man dies, but ______ matters much is ________ he lives.
#72381
A
how; what; how
B
how; it; how
C
why; it; why
D
that; what; that
The news has spread all over the country ____ the spaceship succeeded in returning to the earth.
#68158
A
which
B
that
C
whether
D
what