1.At post offices one buys stamps, leaves ____ letters, sends parcels or money orders, etc.

　　A) registered B) rejectedC) regulated D) reflected

　　2.In this workshop they ____ a vehicle in less than half an hour.

　　A) eject B) fabricateC) assemble D) resemble

　　3.No matter how little money we have, we should get into the habit of ____some in the bank regularly.

　　A) laying B) withdrawingC) putting D) depositing

　　4.The lovely picture ____ me of my happy childhood.

　　A) retained B) refreshedC) recollected D) reminded

　　5.I couldn’t finish my paper because the computer ____.

　　A) took down B) broke downC) tore down D) fell

　　6.There ought to be less anxiety over the perceived risk of mountain c limbing than ___ in the public mind today.

　　A. exists B. existC. existing D. to exist

　　7.The scientists have absolute freedom as to what research they think i t best to___.

　　A. engage B. devote C. seekD. pursue

　　8.The Olympic Games ___ in 776 B.C. in Olympia, a small town in Gree ce.

　　A. originatedB.stemmed C. derived D.descended

　　9. We should always bear in mind that ___ decisions often result in se rious co nsequences.

　　A. urgent B.instantC. prompt D. hasty

　　10.The fact that the management is trying to reach agreement___five separate unions has led to long negotiations.

　　A. over B.in C.upon D. with