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问题 单项选择题

烧结厂混料工主要技术操作指标有（）

A、混合料的水分、粒度、温度

B、混合机的充填系数、混匀效率、混匀时间、混合料水分

C、混合料的水分、混合时间、混匀效果

答案

参考答案：A

填空题

语法专练(直接引语与间接引语)

1. "I'm going to London next month," my sister said

  to me.

   → My sister told me

2. John said,"Mr Smith has come here."

   → John said

3. She asked me which one I like best.

   →She asked me,"______________?"

4. He asked whether I had watched the TV play the night

    before.

     →"____________?"he asked.
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单项选择题

市净率是指（）。

A.股票市值÷企业净资产值

B.股票价值÷息税前利润

C.息税前利润÷营业额

D.每股股利÷股票净额
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