Stephen Hawking has expressed his opinion ___ humans might one day be able to make spaceships capable of such speeds that time on board would slow down．
#69972
A
that
B
whom
C
which
D
what
推荐题目
When you communicate with people, it is not unusual to find yourself in a situation ____ you have to politely decline an offer.
#70145
A
where
B
which
C
what
D
why
It is such a good place _____ everybody wants to go and visit _____ it is well-known all over the world.
#68576
A
that, that
B
as, as
C
as, that
D
that, as
_____ you may have, you should gather your courage to face the challenge.
#68233
A
However serious a problem.
B
What a serious problem.
C
However a serious problem.
D
What serious a problem.
_______ she is, she has not much inside.
#67704
A
Intelligent girl as
B
An intelligent girl as
C
Intelligent a girl as
D
Girl intelligent as