Maryhastwobrothers,

來源:國語幫 1.11W

問題詳情:

Maryhastwobrothers,

Mary has two brothers, _______ are doctors.

A. both of they   B. both of whom   C. both of them  D. whom of both

【回答】

B

知識點:複合句

題型:選擇題

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