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【简答题】
总氮平衡、正氮平衡、负氮平衡分别常见于哪些人群?
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反馈参考答案：
举一反三
【单选题】某产品销售款的回收情况是:销售当月收款60%,次月收款40%,2018年1-3月销售额估计为7000元、9000元、6000元。由此可预测2018年2月的现金收入为( )元。
A.
7200
B.
7800
C.
8200
D.
9000
【单选题】W: Why? You’re all wet. M: I didn’t bring my umbrella with me. The weather forecast said it would be sunny. W: But you could see the big black clouds this morning. What’s the weather like at...
A.
Sunny
B.
Cloudy
C.
Windy
D.
Rainy
【单选题】某产品销售款的回收情况是:销售当月收款60%,次月收款40%,2020年1-3月的销售额估计为7 000元、9 000元、6 000元。由此可预测2020年2月的现金收入为( )
A.
7200 元
B.
7800元
C.
8200元
D.
9000元
【单选题】某产品销售款的回收情况是:销售当月收款60%,次月收款40%,2018年1-3月的销售额估计为7000元、9000元、6000元。由此可预测2018年2月的现金收入为( )元。
A.
7200
B.
7800
C.
8200
D.
9000
【简答题】参考看书上图10-1,类的组成部分包括:_______、______、______。
【简答题】听材料，回答问题。 1. What's the weather like today? A. It's sunny. B. It's rainy. C. It's windy. 2. When did Tina go to the space museum? A. Last year. B. This year. C. Last month. 3. How can they get to ...
【简答题】听独白，回答问题。 1. What's the weather like today? A. It's rainy. B. It's cloudy. C. It's sunny. 2. Who sits at the computer with the writer? A. His father. B. His mother. C. His sister. 3. What does the wri...
【简答题】听对话，回答问题。 1. What will the weather be like tomorrow? A. Sunny. B. Cloudy. C. Windy. 2. Where will they meet? A. At the zoo. B. At a bus stop. C. At the school gate.
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