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约2830字。
　　2010届高三英语40分钟限时练习
　　完形填空（时间：10分钟）
　　Mr Smith was a wealthy industrialist, but he was not satisfied with life. He did not sleep well and his food did not 21 with him. The situation lasted for some time. Finally, after a 22 of sleepless nights, he decided to consult his doctor. The doctor advised a change of 23 . “Go abroad,”he said, “But I’m not good at foreign languages,”said Mr Smith. “It doesn’t matter,”said the doctor. “It won’t 24 you to talk a little less. Go on a voyage. Take plenty of exercise. Try to reduce your weight, 25 rich food.”
　　Mr Smith went to Switzerland. He did not know French or German, and had to municate through gestures. He attended a physical training course. The instruade him bend his knees, swing his arms, stretch his neck and shake his head rapidly. He had to lie on the ground and raise his right and left legs 26 . After a time his muscles grew hard and firm. The life suited him; he almost put aside his financial 27 and nearly forgot the importance of making more money. He even began to 28 individual trees and individual birds. He ate and slept well. Finally he returned home. But unfortunately his improvement was temporary. Soon he was a 29 businessman again, worried about his property, his profits, his savings, his success in a 30 society, and things in general.
　　21. A. agree B. taste C. suit D. fit
　　22. A. series B. course ber D. few
　　23. A. situations B. surroundings C. weather D. life
　　24. A. stop B. hurt C. help D. prevent
　　25. A. eat B. prepare C. avoid D. try
　　26. A. highly B. widely C. alternately D. regularly
　　27. A. hardship B. debts C. worries D. success
　　28. A. see B. notice C. glance D. consider
　　29. A. rich B. happy C. normal D. successful
　　30. A. struggle B. business iserable D. petitive
　　语法填空（时间：10分钟）
　　A recent study conducted by the Pine Street Foundation showed that a dog’s nose may have the ability to detect cancer. A dog’s nose, 31 was the “medical device”used as part of the research, 32 (believe) to be among the world’s 33 powerful olfactory(嗅觉的) sensors. The study was conducted with 169 subjects, 55 of which had been diagnosed as having lung cancer, 31 have breast cancer and 83 control subjects—people 34 cancer. During the study, five 35 (profession) trained scent dogs were used to distinguish between the breath samples of cancer patients and those who were healthy. With 36 average of 90% accuracy, the research was considered a success.
　　The Pine Street Foundation conducted its research on the belief 37 cancer cells give off a different type of metabolic(新陈代谢) waste product. According to the study, the difference is 38 great that 39 can be detected by a dog’s sense of smell, 40 (include) both early and late stages of the disease.