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问题 多项选择题

利润包括营业利润和( )。

A．投资净收益

B．营业外收支净额

C．利息收入

D．非经营性净收益

答案

参考答案：A,B

填空题

电灯正常发光时两端电压3V，电流0.3A，则电灯的电阻是_______Ω；当电源电压为4.5时，要使电灯正常发光，应给它串联的电阻为_________Ω。

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补全对话，情景问答
选择方框中的句子完成对话。
A: What's wrong with you, Alan?
B: 1.             I have a cold.
A: Bad luck! 2.            
B: But I'm busy and I must finish the excercises.
A: 3.             
B: 4.             I don't want to ask for leave.
A: Don't say that. 5.             You'd better lie down and have a good rest now.
B: OK. I'll ask for leave right away. Thank you very much.
A. I think you can tell our teacher you're ill.
B. You should go to see a doctor.
C. Health can help you study better.
D. I don't feel well.
E. I was late for school again.
F. We'll have an English class this afternoon.
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