问题
选择题
When he looked up, he suddenly found himself by a group of teenagers,
looked at him anxiously.
A.to be surrounded; which
B.surrounded; who
C.be surrounded; who
D.having been surrounded; which
答案
答案:B
考查非谓语动词及定语从句。第一空考查过去分词作宾语补足语,表示“发现自己被包围”;who引导非限定性定语从句,指代先行词teenagers。故选B。