问题

cent air crash, ________ more than two hundred people lost their lives, has renewed concerns over the safety of flight travel.

A:that
B:which
C:where
D:when;

正确答案是：

同类题型

known to all language learners, the newly learntwords will soon be forgotten unless ______ used in everyday communication.

My parents were against my travel plan while my brother was __________ it

You can’t imagine what difficulty we had _____ home in the snowstorm.[ ]

You may lead the horse to the river, but you _____ make it drink.

Do you know theofthe saying I just quoted