Vocabulary and Structure(20 points).

　　Directions：There are 30 incomplete sentences in this part.For each sentence there are four choices marked A,B,CandD.Choose the answer that best completes the sentence.Then mark the correspondingletter on the Answer Sheet with a single through the center.

　　1、 Men are still under strong pressure to be__________ and competitive.

　　A.intensire

　　B.transparent

　　C.successful

　　D.aggressive

　　2、 Mary never tells anyone what she does for a__________ .

　　A.job

　　B.work

　　C.profession

　　D.living

　　3、 This ticket__________ you to a free boat tour on the lake.

　　A.entitles

　　B.appoints

　　C.grants

　　D.credits

　　4、 Children are always curious__________ eVerything they see.

　　A.to

　　B.for

　　C.on

　　D.about

　　5、 __________，we keep records oil all the experiments so that we may have enough data.

　　A.As a whole

　　B.As a rule

　　C.On the average

　　D.By all means