问题

The factory was built in a secret place, around ______ high mountains.

A:which was
B:it was
C:which were
D:them were

正确答案是：

同类题型

If the earthquake happens, you should run _______ the empty ground.

下面对文学常识的表述不正确的一项是（）

, it’s predicted that global temperature will rise futher at current rates of CO2 emission.

ot in the shopping mall, because the air-conditioningsystem ______

To our great________, his parents were________at his mark [ ]