題目列表(包括答案和解析)
It ____ Mike and Mary who helped the old man several days ago.
A. was B. were C. are D. had been
It ______ Mike and Mary who helped the old man several days ago.
A. were B. are C. was D. had been
It ________ Mike and Mary who helped the old man several days ago．
A．was
B．are
C．were
D．had been
從所給的四個(gè)選項(xiàng)中選擇最佳答案
It _______ Mike and Mary who helped the old man several days ago.
[ ]
A
．was B．are C．were D．had been百度致信 - 練習(xí)冊(cè)列表 - 試題列表
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