2. 职称英语
  3. The old man has two daughters, ______ are doctors.A、both of themB、both of whom

The old man has two daughters, ______ are doctors.A、both of themB、both of whom

游客2023-10-09  71
问题 The old man has two daughters, ______ are doctors.
选项 A、both of them
B、both of whom
C、both who
D、they both
答案 B
解析 本题为非限制性定语从句，关系代词whom做介词of的宾语指代two daughters，在从句中做主语。
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