There aren't ______ pictures in the clas_爱下问搜题

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问题选择题

There aren't ______ pictures in the classroom, but there are _____ books. [ ]

A. any, some

B. some, any

C. any, any

D. some, some

答案

答案：A

填空题

钢的熔化温度是决定（）和浇注温度的重要依据。

单项选择题

Proper use shall be made（）radar equipment if fitted and operational.

A.of

B.to

C.on

D.with