下面每個句子中均有1個詞或短語劃有底橫線，請為每處劃線部分確定1個意義最為接近的選項。

　　1. These aretheir motives for doing it.

　　A.reasons

　　B.excuses

　　C.answers

　　D.plans

　　2. The river widens considerably as it begins to turn west.

　　A.twists

　　B.stretches

　　C.broadens

　　D.bends

　　3. Henrycannot resist the lure of drugs.

　　A.abuse

　　B.flavor

　　C.temptation

　　D.consumption

　　4. Theseprogrammes are of immense value to old people.

　　A.natural

　　B.fatal

　　C.tiny

　　D.enormous

　　5. A greatdeal has been done to remedy the situation.

　　A.maintain

　　B.improve

　　C.assess

　　D.protect

　　6. John is collaborating with Mary in writing an article.

　　A.cooperating

　　B.competing

　　C.combining

　　D.arguing

　　7. He isdetermined to consolidate his power.

　　A.strengthen

　　B.control

　　C.abandon

　　D.exercise

　　8. Manyscientists have been probing psychologicalproblems.

　　A.solving

　　B.exploring

　　C.settling

　　D.handling

　　9. Hearingproblems may be alleviated by changes in diet and exercisehabits.

　　A.removed

　　B.cured

　　C.worsened

　　D.relieved

　　10. And thecars are tested for defects before leaving thefactory.

　　A.functions

　　C.motions

　　B.faults

　　D.parts

　　11. The foodis insufficient for three people.

　　A.instant

　　B.infinite

　　C.inexpensive

　　D.inadequate

　　12. Thousandsof people perished in the storm.

　　A.died

　　B.suffered

　　C.floated

　　D.scattered

　　13. But inthe end he approved of our proposal.

　　A.undoubtedly

　　B.certainly

　　C.ultimately

　　D.necessarily

　　14. For youngchildren, getting dressed is a complicated business.

　　A.strange

　　B.complex

　　C.personal

　　D.funny

　　15. InBritain and many other countries appraisal is now a tool of management.

　　A.evaluation

　　B.efficiency

　　C.production

　　D.publicity

答案：1. A 2. C 3.C 4. D 5. B 6. A 7. A 8. B 9. D

　　 10. B 11.D 12. A 13. C 14. B 15. A