专升本英语单选考前练习题

　　1. ______ you understand the rule, you will have no further difficulty.

　　A.While

　　B.Once

　　C.Though

　　D.Unless

　　【精析】B

　　2. Focus your attention _______ your study while in the classroom.

　　A.with B.on C.in D.at

　　【精析】B

　　3.——Please call me at 8:00 tomorrow morning. I'm kind of forgetful.

　　——Don't worry about that, you'll be surely ____.

　　A.reminded

　　B.told

　　C.warned

　　D.informed

　　【精析】A 本题主要考查动词的意义区别。选项A意思是提醒;选项B 意思是告诉;选项C意思是警告;选项D意思是通知。根据句意，本题正确答案为A。

　　4.Scientists say they have found a way to produce the human body's own cancer-killing cells through gene treatment, ____ new hope to cancer sufferers.

　　A.offering

　　B.showing

　　C.taking

　　D.making

　　【精析】A 本题主要考查词义的用法区别。选项A意思是“给……提供”;选项B意思是“给……看，展示”;选项C意思是“把……带到”;选项D意思是“制造，制作”。根据句子的意思可知正确答案为A。

　　5.As time went by, the plan stuck ____ fairly practical.

　　A.to proved

　　B.to proving

　　C.proved

　　D.to be proved

　　【精析】A 要求学生会分析句子。本题为省略which/that的定语从句，proved是the plan的谓语，stick to的宾语是which/that。