在英语越来越普及的21世纪,学好英语成了大学生的首要目标。为帮助大学生掌握好英语知识,特提供以下文章:
1. _______ that the demand for power continues to rise at the current rate, it will not be long before traditional sources become inadequate.
A. Concerning
B. Ascertaining
C. Assuning
D. Regarding
2. Over the past ten years, natural gas production has remianed steady, but _______ has risen steadily.
A. consumption
B. dissipation
C. disposal
D. expenditure
3. Doctors are often caught in a _______ because they have to decide whether they should tell their patients the truth or not.
A. puzzle
B. perplexity
C. dilemma
D. bewilderment
4. The two most important _______ in making a cake are flour and sugar.
A. elements
B. components
C. ingredinents
D. constituents
5. The old lady has developed a _______ cough which cannot be cured completely in a short time.
A. perpetual
B. permanent
C. chronic
D. sustained
1.[谜底]C
[译文]假设对电的需求以当前速度继续增添,用不了多久这些传统的资本就不够了。
[谜底解析]assuming(假定)可以暗示对未来的一种假设。从题中的it will可知工作还没有发生。concerning(涉及,关系到)不能跟宾语从句;ascertaining(确定,探知)虽然可以跟宾语从句,但句中说的是未来可能发生的事,而不是确定的事;regarding(视为,看待)不能跟宾语从句。
2.[谜底]A
[译文]在曩昔的十年迈,自然气产量始终连结不变,但耗损量却稳步上升。
[谜底解析]consumption(耗损,消费)指某物经由使用而耗失踪或被用尽。dissipation(华侈,挥霍,消逝)首要强调时刻、金钱等方面;disposal(措置,断根)首要暗示措置废料;expenditure(破耗,费用)首要强调金钱等方面。
3.[谜底]C
[译文]医生经常感应摆布为难,因为他们不得不抉择是否应该把实情告诉病人。
[谜底解析]dilemma(进退失据的场所排场,坚苦的选择);puzzle(难题,迷惑)强调因为难以理解或解决某事而引起的迷惑;perplexity(思疑,杂乱);bewilderment(慌张,迷惑)强调慌乱、惊悸失措。
4.[谜底]C
[译文]做蛋糕用的两种最主要原料是面粉和糖。
[谜底解析]ingredient(配料,成分)常指汇合在一路筹备做食物的配料、成份;element(元素);component(部件)多指机械装配的组成部门、部件;constituent(成分,组成物)较严酷地指“整体中根基的、必需的或内在的部门。
5.[谜底]C
[译文]这位老太太的了慢性咳嗽,无法在短时刻内完全治愈。
[谜底解析]chronic(慢性的,延续时刻长的)尤指疾病持久的、持续复发的。which指导的定语从句对cough进行进一步的诠释,剖明此病不能在短期内治愈,应为慢性病。perpetual(永远的)强调持续不竭,永远的;permanent(永恒的);sustained(持续的,维持的)。其他三项虽意思与谜底四周,但均不能润色cough。