综合类：词汇选项
1 These are the motives for doing it.
A reasons B excuses
C answers D replies
2 The river widens considerably as it begins to turn west
A extends B stretches
C broadens D bends
3 Many economists have given in to the fatal lure of mathematics.
A error B puzzle
C attraction D contradiction
4 With immense relief I stopped running
A no B 1ittle
C scarce D enormous
5 A great deal has been done to remedy the situation
A maintain B improve
C preserve D protect
6 John is collaborating with Mary in writing an article
A cooperating B marrying
C combining D arguing
7 He will consolidate his power.
A strengthen B win
C abandon D unite
8 Many scientists have been probing psychological problems
A solving B exploring
C settling D handling
9.Hearing problems may be alleviated by changes in diet and exercise habits.
A removed B cured
C treated D lessened
10 The conclusion can be deduced from the premises
A gone B derived
C done D come
11 The food is insufficient for three people
A scarce B short
C marginal D inadequate
12 Most of the butterflies perish in the first frosts of autumn
A die B disappear
C migrate D vanish