_________ to education , she spent much time communicating with the students and their parents.

1.The advance in technology has added many new _______(功能) to the cell phone.

2. The _____( 气候)  in Chongqing is always mild.

3.I have _______(解释) the cause many times to the audience to keep a positive image.

4. It is ____(不必要) to ask him to change his mind.

5. This material ______(传导) electricity.

6. We can draw the ______(结论) that the two chemicals do not react.

7.I have never______(后悔) my decision to come back to my motherland.

8._____(环境的)protection should be put at the top of the list for each country.

9. Special puzzles have been designed to test the ________(智力)of the children.

10.She went abroad for further study with the __________(目的) of finding a good job.

Fly the kite when a ___1._____ appears to be coming on .Stand inside a door or under some __2.____, so that the silk ribbon does not get wet. Take care that the string doesn’t touch the wall or the door. When a thundercloud comes over the kite, the_3.__ piece of metal will pull the electricity from the cloud. The kite and the string will become __4.____. When the kite and the string are wet from the rain, they will conduct the electricity very well. You can _5.___ and store the electricity in the condenser and use it for other experiments

If you don’t know what it means, ________ the dictionary.

A. look up          B. refer to         C. point to        D. look out

— Would you mind if I turned the TV down?

— ________.

A. Don’t worry. You’ll get used to it soon        B. No, go right ahead

C. Yes, please turn it down                  D. Yes, I don’t mind

At the meeting, all the people were deeply ________ with her brilliant report.

A. impressed   B. surprised     C. excited         D. comforted

He admitted ________ some bicycles from her school.

A. steal    B. to steal         C. having stolen       D. to have stolen

I would rather ________ the chance than ________ you.

A. not to take; to hurt               B. not taking; hurting      

C. not take; hurt                    D don’t take; to hurt

It is surprising in ________ that people in ________ twenties wore such kind of clothes.

A. 1960s; their          B. the 1960s; /          C. 1960; /          D. the 1960s; their

— It’s burning hot today, isn’t it?

— Yes. ________ yesterday.

A. So was it      B. So it was      C. So it is  D. So is it