1.This is an _______ that will not be easily forgotten.
　　A. impact B. academic C. insult D. alternative
　　2.Please _______ me for my rudeness. I really do not know the custom here.
　　A. engage B. comfort C. execute D. forgive
　　3.Water and air are _______ to human beings. We can not live without them.
　　A. harbour B. function C. definite D. essential
　　4.When the airplane takes off, the passengers are told to _______ their seat belts.
　　A. fountain B. fix C. tight D. fasten
　　5.This is not what we asked you to do. You can not get more pay for the _______ work.
　　A. owing B. device C. tired D. extra来源：www.examda.com
　　6.My throat is _______. I cannot speak any more.
　　A. sore B. purchase C. glow D. faint
　　7.Many years ago, a lot of factories were _______ from big cities to the mountainous areas in case of war.
　　A. transferred B. transformed C. transmitted D. transported
　　8.He said in his letter that he would _______ some photographs but I couldn’t find anything in the envelope.
　　A. case B. double C. enclose D. nonsense
　　9.Many English words are _______ from Latin.
　　A. displayed B. spread C. lost D. derived
　　10.I feel _______ to say that I can not believe what he said.
　　A. wanted B. observed C. obliged D. wandered
　　1.C 2.D 3.D 4.D 5.D 6.A 7.A 8.C 9.D 10.D