谷类中蛋白质含量范围是（） A.7.5%～15% B.2%～5% C.15%～25%_爱下问搜题

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问题单项选择题 A型题

谷类中蛋白质含量范围是（）

A.7.5%～15%

B.2%～5%

C.15%～25%

D.25%～35%

E.35%～45%

答案

参考答案：A

选择题

— Is there anything you want to know?

— I just wonder ____ that makes Jim so excited.

A．what it is

B．what he does

C．how it is

D．what is it

名词解释

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