同步发电机一般运行在欠励状态。
A. 对
B. 错
Which one of the following expressions is talking about thing to do next?
A. I’m now taking you to the hotel.
B. How was your flight?
C. I am Sally from Louis Engineering.
Which one of the following expressions is talking about thing to do next?
A. How was your flight?
B. The meeting is at 10.
C. I am Sally from Louis Engineering.
-How can I help you, Madam?-__________________________
A. Sorry, I don’t know.
B. Here it is.
C. I'd like to see Mr. Brown.
D. Oh
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