理工类B级模拟题：词汇选项
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
参考答案：
1 A motive：动机。reason：理由。这两个词意思比较接近。There is no reason to doubt his word没有理由不相信他的话。excuse：借口。answer和reply都有“回答”的意思。
2 C widen和broaden都有“拓宽”的意思。twist：弯曲。stretch：延伸。The forests stretch for hundreds of miles.森林绵延数百英里。bend：弯曲。
3 C lure：吸引。temptation：吸引。这两个词意思相近。abuse：滥用。flavor：滋味；consumption：消费。
4 D immense和enormous都有“巨大的”意思。It was an enormous disappointment 此事太令人失望了。natural：自然的；tiny：微小的；fatal：致命的。
5 B remedy：补救。improve：改进。这两个词意思相近。Herbal medicine can be used to improve our health.草药可用于增进我们的健康。maintain：保持。protect：保护。assess：评估。