专项训练：大学英语四级词汇精练240题_大学英语单词

　　Exercise Seven

　　1.When crossing a busy street, we should be very _______ of the speeding cars.

　　A) ignorant B) cautiousC) capable D) alert

　　2. I enjoyed all his novels with the ______ of his last.

　　A)excursionB) expeditionC)exceptionD) explosion

　　3. Man is controlled by his _____ as well as by his reason.

　　A) instinct B) distinctC) institutionD) impulse

　　4. Have _____ on him, he is only a boy.

　　A) careB) mercyC) pityD) attention

　　5. Archeologists _____ great value to the set of ancient cooking vessels unearthed in Shanxi province.

　　A) grantedB) devotedC) attachedD) directed

　　6. I need to _____ my English if Im going toCanada for my holidays.

　　A) polish upB) look throughC) add upD) go through

　　7. Although he was a good swimmer, he was swept away by the _____ and drowned.

　　A) currentB) motionC) pressureD) air

　　8. Any blind exploitation of natural resources should be seen as a ____ against our offspring.

　　A) guiltyB) sinC) robberyD) violence

　　9. The favorable changes in her appearance are often ____ through hairdressing.

　　A) afflictedB) affected C) effected D) infected

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