大学英语词汇练习1.doc

大学英语词汇练习1 （新视野3） Unit 2 1. The republication of the poet’s most recent works will certainly ____ his national reputation. A) magnify B) enlarge C) strengthen D) enhance 2. Humidity (湿度) is so intense in some parts of the tropics that Europeans find they are unable to ____ it. A) maintain B) persist C) endure D) sustain 3. The suspect’s fingerprints on the gun were the main ____ against him. A) crime B) information C) conviction D) evidence 4. Most people who travel in the course of their work are given travelling ____. A) income B) allowances C) pay D) wages 5. Be careful with those fireworks; they are ____ to go off unexpectedly. A) easy B) probable C) available D) liable 6. He ran so fast that he was out of ____. A) air B) oxygen C) breath D) wind 7. When you go to the doctor he asks you to describe your ____ so that he can make a diagnosis (诊断). A) indications B) signs C) symbols D) symptoms 8. In general , the amount that a student spends for housing should be held to one-fifth the total ____ for living expenses. A) acceptable B) available C) advisable D) applicable 9. His inability to learn foreign languages was a(n) ____ to his career. A) objection B) defect C) obstacle D) depression 10. The ratio of the work done by the machine ____ the work done on it is called the efficiency of the machine. A) against B) with C) to D) for 11. During the war she always kept a ____ of tinned food in the house. A) load B) substitute C) conservation D) reserve 12. This machine works very well so long as no one ____ with it. A) interferes B) disturbs C) upsets D) interrupts 13. In Britain people ____ four million tons of potatoes every year. A) consume B) swallow