题目内容
(请给出正确答案)
[单选题]
We have been studying German ________ we entered this school.
A.for
B.since
C.as
D.because
答案
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A.for
B.since
C.as
D.because
第1题
A.at
B.to
C.up
D.for
第2题
A.with
B.for
C.on
D.under
第3题
A.did
B.were doing
C.had done
D.have been doing
第4题
B.government offices
C.markets
D.residence
第5题
A.store
B.secure
C.provide
D.ensure
第7题
A、must be
B、must have been
C、could be
D、should have been
第8题
– Have you visited Xian? – Yes, I()there many times.
A.go
B.have been
C.went to
第9题
A.错误
B.正确
第10题
A. make
B. have
C. avail
D. advantage
第11题
A、propose
B、proposing
C、proposed
D、been proposed