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2015年职称英语理工类词汇选项练习题(5)

　　1　These are their 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　Henry cannot resist the lure of drugs

　　A. abuse

　　B. flavor

　　C. temptation D. consumption

　　4　These programmes are of immense value to old people

　　A. natural

　　B. fatal

　　C. tiny

　　D. enormous

　　5　A great deal 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 is determined to conso1idate his power

　　A. strengthen

　　B. control

　　C. abandon

　　D. exercise

　　8　Many scientists have been probing psychological problems.

　　A. solving

　　B. exploring

　　C. settling

　　D. handling

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