—You must apologize to Rebecca for being so rude Sam.—Why I say sorry? It’s she said in

问题补充：

—You must apologize to Rebecca for being so rude, Sam.

—Why I say sorry? It’s she said insulting words first.

A. should; who

B. must; whom

C. can; that

D. will; who

答案：

(答案→)A. should; who

B. must; whom

C. can; that

D. will; who

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