问题

Check your answers carefully and make some changes ______.

A:if you are convenient
B:if not
C:if it necessary
D:if necessary

正确答案是：

同类题型

ople, ______ had been damaged by the flood, weregiven help by the Red Cross

The tour was fantastic in general, our car broke down on the way back

The teacher stressed again that the students should not ____any important details while retelling the story.

（2014年(春)重庆市高三考前冲刺测试卷）3May I see your ticket please? I think you _____ in my seat.–Oh, you are rightI’m terribly sorry

What did your class teacher ________you to _______at the meeting?