判断下列句子是那种句型（简单句、并列句还是复合句，如果是复合句是哪种复合句）

 

　　1. Her mother often goes out to go shopping on Sunday.

 

　　2. Yesterday the scientist made a report on modern science for us.

 

　　3. Comrade Li stood up and spoke at the close of the meeting.

 

　　4.To swim in Kunming lake is a great pleasure.

 

　　5.It takes you three hours to go to Hong Kong by air.

 

　　6. We saw the students of class one playing basketball on the playground happily.

 

　　7. He sat there reading a novel that I lent him last Sunday.

 

　　8. I should be very interested to meet the man who threw that stone you mentioned in your advertisement.

 

　　9. Would you be good enough to tell me when the art exhibition will open？

 

　　10.The important question is how we should train enough personnel in science and technology in a short time.

 

　　11.Keep an eye on my little sister while I am away.

 

　　12. He saw an advertisement for a suitable house which was claimed to be within a stone's throw of a railway station from which there were frequent trains to London.

 

　　13. Lihua show me how to operate the computer.

 

　　14. What we are most interested in is that the whole equipment is operated only by one person.

 

　　15. Do you remember the promise that you will help me？

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