2016年四级词汇试题与考点解析(5).doc

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2016年四级词汇试题与考点解析(5)

1.Lung cancer, like some other cancers, often doesn’t produce ________ until it is too late and has spread beyond the chest to the brain, liver or bones.
A) trails
B) therapies
C) symptoms
D) symbols
2.With the increasing unemployment rate, workers who are 50 to 60 years old are usually the first to be ________.
A) laid off
B) laid aside
C) laid out
D) laid up
3.The physical differences between men and women can be ________ directly to our basic roles as hunters and childbearers.
A) pursued
B) traced
C) switched
D) followed
4.It is clear that the dog has a much greater ________ of its brain devoted to smell than is the case with humans.
A) composition
B) compound
C) percent
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D) proportion
5.American college students are increasingly ________ with credit card debt and the consequences can be rather serious.
A) boosted
B) burdened
C) discharged
D) dominated
1.答案：C
参考译文：肺癌和其他癌症一样经常没有症状直到晚期扩散到脑、肝和骨头才会有症状产生。
题目分析:本题的题干部分包含了三个语法现象.第一是插入结构,即两个逗号之间的部分like some other cancers,插入结构在句中不作任何成分,在阅读中如果能够直接看出一句话中的插入结构,就能够排除干扰,对快速理解句子的大意很有帮助.第二个是 not...until...结构.第三个是too...to...结构.虽然后两个结构在中学我们就已经学过,但在新题型的翻译中还是经常会出现的.另外作文中也可以使用这样的表达,对获得高分很有帮助.
考点解析:本题主要是考察对选项四个词语意思的辨别.由题意可知应该选择含有症状意思的词语,即symptom.
注意:
1)trail的词性,既可以做名次也可以做动词.
2)symptom和symbol无