问题

The radiation amount of a mobilephone for two half-hour periods per day is equal to ___ to an X-ray for tenseconds.

A:starts
B:exposing
C:exposed
D:being exposed

正确答案是：

同类题型

–—You look so tired. Why not have a rest—–_________.

It’s you, rather than he, that____ for the accident.

下列各句中，没有语病的一句是

Everybody in my family believes that my sister is equal _____ our old sick grandmother but I holdthe opposite opinion[ ]

You will be brought before the committee to your behavior.