专升本考前英语单选练习题及答案
1.With more forests being destroyed, huge quantities of good earth _________ each year.
A. is washing away
B. is being washed away
C. are washing away
D. are being washed away
【精析】D
2. By the end of next year, I______for the company for 15 years.
A. had worked B. will work C. have worked D. will have worked
【精析】D 根据句中的时间状语By the end of next year(到明年年底)可知,本句应用将来完成时,即谓语动词应用"will/shall have+过去分词"的形式,表示持续到将来某一时间的动作。故选D。
3.Many young people like to try exciting things, running the______of hurting themselves.
A. danger
B. risk
C. interest
D. comment
【精析】B run the risk of (doing) sth.为固定搭配,意为"冒着(做)……的危险"。danger:危险,be in danger of意为"有……的危险";interest:兴趣,业余爱好;comment:议论,评论,常与介词on或about搭配。故选B。
4.His car couldn't start, so he got out to see______there was no gasoline in his car.
A. how
B. why
C. if
D. what
【精析】C 分析句子结构可知,空处引导一个宾语从句。从句成分完整,但缺少"是否"的含义,所以应用if(是否)引导。how:如何,在宾语从句中作方式状语;why:为什么,……的原因,在宾语从句中作原因状语;what:什么,在宾语从句中作主语、宾语等成分。故选C。
5. An air brake is_________the power of compressed air to stop a wheel from tumning.
A. a brake that uses
B. a brake used to
C. what any brake is used for
D. that brake is used for
【精析】A 该题主要考查定语从句,that 充当从句主语,横线后句子完整,故选A。