We were late for class the heavy rain.A._爱下问搜题

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问题选择题

We were late for class the heavy rain.

A. because
B. because of
C. so

答案

答案：B

问答题简答题

简述井眼中解脱安全接头的步骤？

单项选择题

乌梅的功效是（）

A.涩肠杀虫

B.敛肺生津

C.固精止带

D.益肾固精

E.敛汗止血