单项选择题

5-4 埋弧焊焊完每层焊道都必须清除渣壳,焊剂要____。

A. 扔掉
B. 回收
C. 清除
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单项选择题
下列哪个选项是赋值运算符()
A、+
B、*
C、=
D、==
未分类题
What does 'advance religion through government-supported religious indoctrination' (Line 5, ParA.3) mean?A.Promote religious ideas in public schools with government support.B.Collect government resources to support religious activities.C.Help religious schools use public fund to spread religious ideas.D.Allow religion to interfere with government work.
A.Promote
B.
B.Collect
C.
C.Help
D.
D.Allow
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