MPAcc英语备考:词汇自测习题及解析(7)
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1.The teacher asked that we should be____ in doing experiments.
A) earnest B) solemn C) grave D) concerned
答案:A earnest 一般用于人和人的态度,表示“严肃认真的”,含有真诚、热情的严肃对待的意味。
2.Although not an economist himself, Dr. Smith has long been a severe critic of the government.
A) economical B) economy C) economic D) economics
答案:C economy 经济;(某种) 经济;节约,节省。economics 经济学。economic 经济上的;有利可图的。economical (of )节约的,节省的。
3.They took ____measures to prevent poisonous gases from escaping.
A) fruitful B) beneficial C) valid D) effective
答案:D effective 可译为“有效的,生效的”,意指“能起作用的,能产生预期效果的”。valid 也可译为“有效的”,但意指“还可以使用的,仍为有关方面认可的”。beneficial 意为“有益的,有利的”。fruitful意为“多产的;寓有成效的”。
4.You should hire a more_____ manager than the one you currently have.
A) sufficient B) effective C) respective D) efficient
答案:D efficient 有效的,效率很高的。sufficient足够的。effective 有效的,效果好的,得力的;有生(力量)的,实际的。respective各自的。
5.She is a very _____secretary: she never forgets anything or makes a mistake.
A)anxious B) effective C) adequate D) efficient
答案:D efficient 有效的,效率很高的。anxious 亟于(做某事)的;焦虑不安的;令人焦虑的。effective
有效的,效果好的。adequate 足够的,充分的;恰当的。