搜题请搜索小程序“爱下问搜题”
问题
单项选择题
()指风将地面尘沙吹起,使空气相当混浊,水平能见度在1-10公里以内的天气现象。
A、浮沉
B、扬沙
C、沙尘暴
答案
参考答案:
B
选择题
______ is a social service program to help poor families afford their children's school education.
A.World Health Organization
B.Project Hope
C.Chinese Young Volunteers Association
D.Internation Committee of the Red Cross
查看答案
判断题
腹股沟直疝多见于老年人。
查看答案