10. We went through a period _____ communications were very difficult in the rural areas.
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A
which
B
whose
C
in which
D
with which
推荐题目
The village people，in_______school Anna is teaching，are very kind to her.
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A
which
B
that
C
whose
D
where
I don’t know if mum a gift for me．If she one, I will be very happy．
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A
buys; buys
B
buys; will buy
C
will buy; buys
D
will buy; will buy
Everyone has periods in their lives __________ everything seems very hard.
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A
when
B
where
C
which
D
that
Martin Van Buren was the eighth president of the United States and the first ______native language was not English but Dutch.
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A
whose
B
that
C
where
D
which
We understand _______small changes to our land can have a big impact upon our environment __________ as we know is vulnerable enough.
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A
what; which
B
what; where
C
how; where
D
how; which