3．He found he could no longer cope with his

　　(demand) job.

　　4．My

　　(experiment) show that light or heat is attractive.

　　5．She

　　(introduce) a suggestion that the committee should meet every week.

　　6．The key to the problems is to make

　　breakthrough with a clear aim.

　　7．He’s not here.Will you leave a message

　　him?

　　8．With the development

　　science，computer will be used more widely.

　　9．The teacher talked to the students about being on time，and most of them got

　　message.

　　10．Many women know how to carry

　　repairs on their cars.

　　Ⅰ.语法填空

　　(2016·湖南衡阳一中高三期中)

　　Until recently，almost everyone thought that growth and progress would make the world a 1.

　　(good) place.They believed that something new was always better than something old.So countries have spent billions of dollars 2.

　　science to develop new ways of making things and doing work.3.

　　，this new technique is the main cause of the world’s problems.One such problem has come from the 4.

　　(appear) of the car.In some 5.

　　(crowd) cities，the car has polluted the air 6.

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