电压互感器二、三次侧应接地。

阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话。

A. How much are they ? B. Would you like to go with me ? C. To the flower shop. D. Can you go with me ? E. What kind of flowers do yo0u want to buy ? F. What are you going to do there、 G. Can I help you ?

A: hello， Wanghai! Where are you going ?
B:  小题1:.
A: To flower shop ?   小题2:.
B: Don’t you know tomorrow is the second Sunday of May ?
A: Oh, I remember! Tomorrow is Mother’s Day！
B; Yes, you’re right.   小题3:.
A：Of course, I’d like to. Let’s go to the sop together.
(At the shop)
B:  小题4: 
A: I think carnations are the best. What do you think ?
B: That’s great. I agree. Let’s choose some fresh ones.
A and B:   小题5: .
Saleswoman: They are 50 yuan in all.