题目

题型：不详难度：来源：

All 5 children of the Blacks, _______ are now working abroad, will come back for their parents’ 50^th wedding anniversary.

A．two of whom

B．two of them

C．both of whom

D．both of them

答案

A

解析

考查定语从句。根据题中逗号，可知考查非限定性定语从句，根据句意5个孩子中的两个孩子，故选A。