题目内容

He was reading a message written __________ red pen.

A. with
B. in
C. for
D. by

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The Huayang Lake lies __________the west of our campus.

A. in
B. on
C. around
D. to

If I don't get the assignment finished in time, I'll be __________.

A. in trouble.
B. troublesome
C. out of trouble
D. into trouble

You: Hello, are you Prof. Smith from the United States?Mr. Smith: Yes, Robert Smith. Please call me 1 . 2 for meeting me at the airport.You: My 3 . Welcome to China. My name is Zhang Lin.Mr. Smith: Thank you. And 4 my wife.You: 5 , Mrs. Smith?Mrs. Smith: How do you do? It’s nice to meet you. Please 6 Mary.You: How was the 7, Mary?Mrs. Smith: Well, it was quite OK, a little tiring, though.You: Then let’s get your luggage and go to 8 now.Mr. Smith: Oh, thank you. It’s 9 of you.

典型方程法建立的方程实质上为 ( ) 。

A. 平衡条件
B. 几何条件
C. 变形条件