1.How much per gallon is this _______?
　　A. poison B.pipe C.ox D.gasoline
　　2.I couldn’t hear the program because there was too much _______.
　　A. grasp B.globe C.superior D.interference
　　3.Thanks for the advice, but this is something I have to _______ out myself.
　　A. fulfill B.identify C.figure D.claim
　　4.Mary was seriously injured in a _______.
　　A. collision B.geology C.manuscript D.pool
　　5.This 80-200mm zoom lens bears canon’s L designation, denoting a top-of-the-line lens built to extremely high _______.
　　A. tolerances B.pitch C.possession D.purses
　　6.According to Mr. Green, this is a _______ problem.
　　A. grand B.complicated C.owing D.powder
　　7.I’m going to call a _______ to repair my car this afternoon.
　　A. mechanic B.host C.giant D.glance
　　8.They have already _______ the telephone in their new home
　　A. parceled B.spun C.installed D.retained
　　9.The roof has _______ in it, and the front steps need to be fixed.
　　A. ants B.drums C.grains D.leaks
　　10.He received four years of training in English and two years in English teaching.He is a _______ English instructor.
　　A. responsible B.scared C.vast D.qualified
　　11.You are very _______ to take the trouble to help me. I can not thank you enough.
　　A. whisper B.vital C.thoughtful D.considerable
　　12.What’s your favorite kind of music? Do you like _______ music.
　　A. domestic B.classical C.existence D.feature
　　13.This nation is noted for its economic _______.
　　A. uniform B.stability C.gulf D.democratic
　　14.He wants to _______ his appointment from Monday to Wednesday.
　　A. transfer B.decay C.advance D.postpone
　　15.This is what I could do. There is no other _______ for me.
　　A. sleeve B.residence C.burden D.alternative

　　16.Our teacher always sees the _______ side of everything.
　　A. spot B.negative C.efficient D.robot
　　17.If you want to make a call, first, pick up the _______,then deposit a coin in the slot.
　　A. receiver B.speaker C.microphone D.hook
　　18.The service in this restaurant is not good. Even the _______ is very dirty.
　　A. milk B.salad C.soup D.menu
　　19.I am _______ enough to make up my own mind. You do not need to teach me.
　　A. young B.mature C.numerical D.guarantee
　　20.I’m _______ you’ve made the right choice.
　　A. bond B.confident C.double D.gravity