They went________ they could find a stream.
A. where
B. wherever
C. when
D. unless
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He shook his head________he wanted to say “No”.
A. as
B. as if
C. because
D. since
He got up early________he could catch the early bus.
A. in order to
B. so as to
C. in order that
D. and
We will carry on our plan________hard it is.
A. no matter how
B. no matter
C. no matter what
D. though how
我国现阶段已知的最古老的乐器是古琴
A. 对
B. 错
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