高中英語：unit3tomorrow’sworldreading學(xué)案牛津譯林版必修-資料下載頁
2025-06-08 00:08本頁面
【正文】 health.It39。s a low/highrisk strategy (= one that is safe/not safe).2. [C] sth. bad that might happen:a health risk 健康隱患This wire is a safety/fire risk.His employers thought he was a security risk (= he might tell their secrets to a petitor).risk vt. 1 to do sth. although there is a chance of a bad result:It39。s dangerous to cross here. I39。ll just have to risk it.[+ ing form of verb] He risked losing his house when his pany went bankrupt.2 If you risk sth. important, you cause it to be in a dangerous situation where you might lose it:I39。m not risking my life in that old car.He risked life and limb to get the cat down from the tree.She was prepared to risk everything on a last throw of the dice. highrisk adj. [before noun] involving a greater than usual amount of risk:Only people who can afford to lose their money should make highrisk investments.at risk: in a dangerous situation:All houses within 100 metres of the seas are at risk of flooding.at the risk of doing sth: used before you say sth. that may seem offensive or stupid:At the risk of seeming rude, I39。m afraid I have to leave now.At the risk of sounding stupid, how do I send this ?run/take a risk: to do sth. you know might be dangerous冒險Don39。t take any risks just ring the police.at any risk =at all risks 無論冒什么危險，無論如何 He always does what he wants to do at any risk. at/run/take the risk of 冒著……的危險 He saved the little girl at the risk of his life.To get the medicine, he climbed up the mountain at the risk of falling down.第二部分：練習(xí)1. Not until the early years of the 19th century ________what heat is. A. man did know B. man knew C. didn’t man know D. did man know2. Not until I began to work _______ how much time I had wasted.A. didn’t I realize B. did I realize C. I didn’t realize D. I realized3. Not until all the fish died in the river, _______ how serious the pollution was.A. did the villagers realize B. the villagers realizedC. the villagers did realize D. didn’t the villagers realize4. Never before ________ in greater need of modern public transport than it is today. A. has this city been B. this city has been C. was this city D. this city was 5. Only after my friend came .A. did the puter repair B. he repaired the puterC. was the puter repaired D. the puter was repaired6. What shall we use for power when all the oil in the world has _________?A. given out B. put out C. held up D. used up 7. Don’t mention that at the beginning of the story, or it may _______ the shocking ending.A. give away B. give out C. give up D. give off8. You can take anything from the shelf and read, but please _____the book when you’ve finished with them.A. put on B. put down C. put back D. put off9. The forest guards often find campfires that have not been _______ pletely.A. turned down B. put out C. put away D. turned over10. Before the war broke out, many people ______ in safe places possessions they could not take with them.A. threw away B. put away C. gave away D. carried away 11. No one knew Mr. Benson’s address ____ his daughter.A. except B. excepts C. only D. besides12. Do you know any other foreign language _____ English?A. except B. but C. beside D. besides13. 86. _____ his wife, his daughter also went to see him.A. Beside B. Besides C. Except D. Except for14. Does John know any other foreign language ____ French?A. except B. but C. besides D. beside15. I know nothing about the young lady _____ she pays the fare for me.A. except B. except for C. except that D. besides16. The suit fitted him well _____ the color was a little brighter.A. except for B. except that C. except when D. besides第三部分：練習(xí)答案：15 DBAAC 610 AACBB 1116 ACBCCB用心 愛心
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