．—Must I give the pen to the manager ?—No you may give it toyou think is on duty in the o

问题补充：

．—Must I give the pen to the manager ?

—No, you may give it toyou think is on duty in the office ．

A. whomever

B. no matter who

C. whoever

D. who

答案：

A. whomever

B. no matter who

(答案→)C. whoever

D. who

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