问题
选择题
The area ______ the explosion happened was closed off by the police.
A．which
B．as
C．why
D．where
答案
答案：D
考查定语从句。先行词为The area，从句中the explosion happened 后缺少地点状语，所以用关系副词where，选D。
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The area ______ the explosion happened was closed off by the police.
A．which
B．as
C．why
D．where
答案：D
考查定语从句。先行词为The area，从句中the explosion happened 后缺少地点状语，所以用关系副词where，选D。