问题

You’d better_____ the work. You look so tired. —- Thank you, but I have a lot of things to do.

A:for
B:if
C:before
D:since;

正确答案是：

同类题型

Haven’t seen you for ages! Where haveyou been— I have seldom had any chance to comeback to the hometown ____ I was sent to Beijing ____ the project.

It’s exciting to see the huge glass ball _________ through the darkness.

Betty’s English is _______ than _______ in the class.

All the students live on floor.

Has Peter handed inhis paper yet —I’mnot sureHe _______ on it last week