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unit 4 earthquakes:revisioni.单项选择 1. _ of the money belongs to my parents. a. two fifth b. two five c. second fifths d. two fifths2. _ is known that thousands of chinese worked in the gold mines_ the late 19th century.a. what; from b. that; back c. which; to d. it; in 3. he is very nervous. i noticed his hand _.a. to shake b. shake c. shakingd. shaked3.this is the best book _ ive ever bought. a. that b. who c. with which d. which 4.ten years ago, my mother taught english in the school _ im visiting. a. that b. who c. whom d. whose6. the button in the kitchen is out of order._.a. im really sorry to hear that. b. no problem. itll be ok.c. anything else i can do? d. why not get mr. kidder to have a look7. we dont need to do extra work this evening. the days work was almost _ now.a. at the end b. at an end c. at one end d. at our end8. it is said that there are millions of camels in india and _ of them is growing.a. the number b. a great number c. a lot d. a good many9. on my way to school, i realized that i had _ my school bag at home.a. left b. forgotten c. lost d. missed10. one minute she burst into _ and the next burst out _. we just couldnt catch her mood at any moment.a. crying, laughter b. tears, laughing c. tears, laughter d. crying, laughing11. .“after world war ii, many of the cities across western european countries _,” our guide said.a. lied in ruin b. lay in ruins c. lay in ruin d. lying in ruins12. i had not listened to my mothers advice on taking an umbrella. later that afternoon, i was nearly _ the rain.a. taken by b. trapped in c. caught in d. beaten by13. not far from the club, there was a garden, _ owner was seated in it playing cards with his children every afternoon.a. its b. whose c. which d. of which14. tell us about the people and the places _ are different from ours.a. thatb. whoc. whichd. whom15. _ out for food. some work in the tunnels as guards and workers.a. not all the ants go b. all the ants not go c. both the ants dont go d. all the ants go ii阅读理解ahints on safetynearly everyone is attracted to water, whether it is in the sea, canals, rivers or the village pond. beautiful as it is, water should be regarded with respect, as it can be dangerous. around 300 children up to the age of ten die each year from drowning. it should be every parents duty to ensure that both he and the child can swim and that as the child gets older, he has some knowledge of life-saving and artificial respiration(人工呼吸).the basic rules of water safety are:dont leave small children playing alone in waternever swim an hour before or an hour after a main mealif its a danger area, find out before you start swimming where the life-guard is or where a lifebelt is available(可提供的)as children get older, try to teach them to remain calm in an emergency(紧急情况)look out for warning things to see whether youre in a danger area(see under this)be especially careful of inland stretches of water pools, reservoirs (水库) and dykes(沟) where there are often fewer people about than at the seaside.you should knowthe national code for bathers-the code deals only with warnings that indicate (标志) “unsafe to bathe”.1. colour: red, unsafe to bathe-do not enter the water.2. colour: red board, white lettering, unsafe to bathe at all times. life-saving equipment is also painted red for easy identification(识别).3. colour: red and yellow. patrolled(巡逻) bathing areas. bathing areas with life-saving facilities(设施) provided by patrols of lifeguards.4. colour: black and white check. surfing (冲浪) area. area set aside for surf board (冲浪板) riding.5. colour: white and blue. the divers flag means divers down. boat users keep well clear of this area.36. what does the writer of this article feel about water? a. everyone is attracted to the water in the village pond. b. it is attractive but dangerous. c. it is beautiful and respected by everybody. d. the sea, the canals, the rivers affect the weather. 37. we can infer from the text that“hints on safety”used as the title means .a. useful advice b. expert opinions c. public comments d.indirect suggestions38. what does the writer say about the danger to children?a. around 30 ten-year old die every year.b. ten children each year die from drowning.c. there are about 300 children, aged ten or under, who are drowned every year.d. the 300 children who are drowned every year are usually more than ten years old.39. what does the writer think that parents should make sure their children know?a. how to be able to save his or her own life.b. how to get older through knowledge of artificial respiration.c. how to swim and breathe under water.d. how to swim and how to save other peoples lives if they get into trouble in the water.40. what does this sign “colour: black and white check” mean?a. do not use a surfboard here.b. lifeguards patrol this area.c. this area is not for ordinary swimming.d. unsafe to bathe at all times. bearthquakes are something that people fear. there are some places that have few or no earthquakes. most places in the world, however, have them regularly(有规律地). countries that have a lot of earthquakes are usually quite mountainous.the most talked about earthquake in the united states was in san francisco in 1906. over 700 people died in it. the strongest one in north america was in 1964. it happened in alaska.strong earthquakes are not always the ones that kill the most people. in 1755, one of the strongest earthquakes ever recorded was felt in portugal. around 2,000 people died.in 1923, a very strong earthquake hit tokyo, the yokohama area of japan. a hundred and forty thousand people died. most of them died in fires which followed the earthquake.one of the worst earthquakes ever was in china in 1976. it killed a large number of people. the worst earthquake ever recorded was also in china, in which 400,000 people were killed or injured. this earthquake happened in 1556.earthquakes worry people a lot. the reason is that we often do not know when they are coming. people can not prepare for it.41. earthquakes happen _. a. in all the places in the world b. only in the countries that have a lot of mountains c. regularly in most places in the world d. only in a few places along the mountains42. how many people died in the earthquake w
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