问题

oblems, _____ properly,will seriously affect the relations of nations.

A:not solved
B:if not solving
C:if notsolved
D:if not to solve

正确答案是：

同类题型

ose with family members far away, the personal computer and the phone are important in staying________.

Some of the drivers were ______ by the police becauseof their good behavior in the traffic accident

_____ you at school yesterday—No, I _____ at home.

How often does the train run to Beijing —– ________ twenty minutes.

She gave me ________ to share it so long as I hid her identity.