题目内容
--- Look at these girls. Are ________ your friends?
--- No, I don’t know _________.
A. they; them B. they; they
C. them; them D. them; they
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题目内容
--- Look at these girls. Are ________ your friends?
--- No, I don’t know _________.
A. they; them B. they; they
C. them; them D. them; they