The instrument ____ was not in the laboratory.
The instrument ____ was not in the laboratory.
A.which the professor referred us
B.to which the professor referred us
C.to which the professor referred to us
D.which the professor referred to us
A.which the professor referred us
B.to which the professor referred us
C.to which the professor referred to us
D.which the professor referred to us
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catred85_1 幼苗
共回答了11个问题 举报
答案选D.
refer的意思是to mention or speak about someone or something :
We agreed never to refer to the matter again. 谈及
Although she didn’t mention any names, everyone knew who she was referring to. 指
refer的意思是to mention or speak about someone or something :
We agreed never to refer to the matter again. 谈及
Although she didn’t mention any names, everyone knew who she was referring to. 指
1年前
0
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