Zhengzhou was attacked by such a terrible sandstorm ________ few residents had ever experienced before.
#31121
A
which
B
as
C
where
D
that
推荐题目
This building is both a secret and a mystery. No one shall be admitted into it ______ he can give the right password.
#32225
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if
B
as
C
since
D
unless
A lot of people don’t learn from their mistakes ______ they get hurt.
#31476
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whether
B
when
C
if
D
unless
—My son is addicted to drugs. He isn’t hopeless, is he?—Yes, _____ he mends his ways and starts all over.
#31505
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if
B
when
C
even if
D
unless
Mr. Li, leader of the team, always think of _______ he can do more for his teammates.
#32037
A
what
B
that
C
how
D
if
_I had just started back for the house to change my clothes_______I heard voices.
#80064
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as
B
when
C
after
D
while