91、As one of the youngest professors in the university, Miss King is certainly on the ______ of a brilliant career.(北航2013年)
- Edge
- Porch
- Threshold
- Cou
答案:C
解析:词义辨析。edge边缘,优势;porch“门廊”;threshold“门槛;入门,开端”,on the threshold of为固定搭配,意为“即将开始”,与句意相符;course“课程;过程,进程;路线,航线;根据句意,可知答案选C选项。句意:作为大学里最年轻的教授之一,Brown先生当然会有一个辉煌的事业前景。
92、Parents often faced the _______ between doing what they felt was good for the development of the child and what they could stand by way of undisciplined noise and destructiveness.(北航2013年)
- Junction
- Paradox
- Premise
- Dilemma
答案:D
解析:词义辨析。junction表示连接;premise表示假设;paradox表示自相矛盾;dilemma表示窘境困境;根据句意,可知答案选D选项。句意:父母们经常面对这样的两难处境,是选择做他们认为的对孩子发展好的事情呢,还是选择对其放任自流。
93、The damage of his car was ______; therefore, he could repair it himself.(北航2013年)
- Appreciable
- Negligible
- Considerable
- Invisible
答案:B
解析:词义辨析。appreciable意为“可感知的,可评估的”,如:appreciable changes in temperature(可察觉到的温度上的变化);negligible意为“可以忽略的,不予重视的”,如:a negligible quantity(可忽略的量);considerable意为“相当大的,重要的”,如:a considerable distance(一段颇远的距离);invisible意为“看不见的,无形的”,如:invisible trade(无形贸易);根据题意,可知答案选B选项。句意:他汽车的损坏不大,自己就可以修理。
94、The wood was so rotten that, when we pulled, it ______ into fragments.(北航2013年)
- broke away
- broke off
- broke up
- broke through
答案:C
解析:词组辨析。break away意为“逃跑”,尤指“突然的”行为;break off意为“中止”,也含“突然”之意,有及物和不及物两种用法;break up意为“打碎、破裂、分裂”;break through意为“穿越”。此外,break through还有在科技上取得进展之意。根据句意,可知答案选C选项。句意:木头已经是如此的腐朽以至于我们一拉它就变成了碎片。
95、Very few people understood his lecture, the subject of which was very .______.(北航2013年)
- Intelligible
- Obscure
- dim
- Conspicuous
答案:B
解析:词义辨析。intelligible容易被人理解的;obscure晦涩的,难懂的;dim光线黯淡的,记忆模糊的;conspicuous引人注目的,突出的;根据题意,可知答案选B选项。句意:没几个人能听懂他的讲座,因其主题十分晦涩。