As is recorded in history, silkworms（蚕）were first raised by a woman in _________ is today Hebei Province．
#74069
A
where
B
the place
C
which
D
what
推荐题目
_____ is known to all, the age _______ children can go to school is seven.
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A
What; which
B
It; when
C
As; at which
D
Which; when
Now my idea of a university is still ______ it was ten years ago, a center of cultural life and a resource for the entire community.
#71506
A
what
B
whether
C
that
D
which
Could I speak to__________ is in charge of International Sales please?
#72037
A
who
B
what
C
whoever
D
whatever
______ students should be given more free time is suggested by many experts and welcomed by kids in school．
#69027
A
What
B
Why
C
Whether
D
That