Don't （）the poor child any more. He is already sad enough for getting himself into such a mess.

Our new refrigerator （）70 per cent less electricity than our old model.

A.conserves
B.consumes
C.conquers
D.accommodates

点击查看答案&解析

The seller gave me a thirty percent （）on the shirt.Don’t you think it’s a good bargain？

A.discount
B.treatment
C.decrease
D.favor

点击查看答案&解析