2020-2021学年人教版英语选修6同步课时作业： UNIT 5 THE POWER OF NATURE PERIOD II LEARNING ABOUT LANGUAGE WORD版含答案.doc

1、Unit 5 Period II Learning about Language一、1.The park was full of people, _(enjoy) themselves in the sunshine.2._(flood) for several weeks, the city needed food. 3.I got to the office earlier that day, _(catch) the 7:30 train from Paddington. 4._(spend) the past year as an exchange student in Hong Ko

2、ng, Linda appears more mature than those of her age. 5.The lecture _(give), a lively question-arid-answer session followed. 6.As far as I am (concern)，playing video games always seems better for killing time.7.The children waited outside the school, (tremble) with cold.8.Because of his hard work, Ya

3、o Ming won a (last) place in the Basketball Hall of Fame.9.This camera is (fear) expensive compared with the last one I bought.10._(judge) from media reports, the result has been unclear.二、 A tsunami is a series of ocean waves that send surges (汹涌）of water, sometimes reaching heights of over 100 fee

4、t, onto land. These walls of water can cause widespread destruction when they crash ashore. These fear inspiring waves are typically caused by large, undersea earthquakes at plate boundaries. When the ocean floor at a plate boundary rises or falls suddenly, it displaces the water above it and launch

5、es the rolling waves that will become a tsunami. Tsunamis may also be caused by underwater landslides (山崩）or volcanic eruptions. I hey may even be launched，as they frequently were in Earth s ancient past, by the impact of a large meteorite(陨石) falling into an ocean. Tsunamis race across the sea at u

6、p to 500 miles an hourabout as fast as a jet airplane. At that pace they can cross the entire area of the Pacific Ocean in less than a day. And their long wavelengths mean they lose very little energy along the way. In deep oceans, tsunami waves may appear only a foot or so high. But as they approac

7、h the shoreline and enter shallower water they slow down and begin to grow in energy and height. The tops of the waves move faster than their bottoms do, which causes them to rise steeply. A tsunami is usually composed of a series of waves, called a wave train, so its destructive force may be increa

8、sed as successive waves reach the shore. People experiencing a tsunami should remember that the danger may not have passed with the first wave and should await official word that it is safe to return to their locations. Some tsunamis do not appear on the shore as massive breaking waves but instead a

9、s a quickly surging tide that floods coastal areas. The best defense against any tsunami is early warning that allows people to look for higher ground.1.Which of the following may not cause a tsunami?A.A sudden big landslide underwater.B.An underwater earthquake.C. The eruption of an underwater volc

10、ano.D. The falling of a jet plane into the ocean.2.From the text, we can know that.A.in the ancient times, the fallen meteorite often caused a tsunamiB.a tsunami will become weaker and weaker as it moves onC.once a tsunami breaks out, it usually comes one after anotherD.a tsunami can always be predi

11、cted ahead of time3.Sometimes a tsunami is called a wave train because.A.it is as long as a train when it comes to the shoreB.it moves faster and faster like a trainC.it has more than one wave when it breaks outD.it slows down when it comes near the shoreline4.According to the text, how can we avoid

12、 a tsunami?A.To build a system predicting it in advance.B.To wait for the end of the first wave.C.To escape by plane or by train.D.To keep away from the coastal areas.三、 Its a common school day at Southern Cross School in South Africa. Instead of sitting in a classroom, teachers and pupils go throug

13、h the forest or sit under the _(tree). The school is in an area _animals live wild and can be hunted. _(get) to class, students travel a road through the forest that wild animals use as well. The school teaches students all the same subjects _the rest of the countrys schools, but the teaching method

14、s are _(complete) different. Teachers and their pupils often go out into nature and work with animals and plants, _(use) nature as a teaching tool. For example, the first lesson of the day is maths, but the teaching method is very special. The children visit a nearby river to count the number of mar

15、ks _(leave) by animals. This way they learn how to count. The students _(encourage) to take care of the injured and small animals. If they find_dead animal in the area, they study where the animal fits in the food chain and how and why it died. The headmaster says, “We must make people understand _w

16、e are doing to the environment. We need to care for our planet.答案以及解析一、1.答案：enjoying2.答案：Having been flooded3.答案：having caught4.答案：Having spent5.答案：having been given6.答案：客观填空 concerned7.答案：客观填空 trembling8.答案：客观填空 lasting9.答案：客观填空 fearfully解析：考查词形转换。句意:这个相机和我上次买的相比贵得吓人。修饰形容词应用副词。 10.答案：Judging解析：句意为:

17、从媒体报道判断,结果还不明确。judging from/ by.为固定短语,意为“根据来判断”,常放在句首作状语。 二、答案：1.D; 2.A; 3.C; 4.A解析：1.考查细节理解。结合第二段的第一句话和第三段的第一句话可知,A、B、C三项都能引起海啸,而D项文中没有提及。2.考查细节理解。根据第三段中的as they frequently were in Earths ancient past可知,在远古时期,由陨石的降落而造成的海啸是经常性的,所以A项正确。3.考查细节理解。根据第六段中的A tsunami is usually composed of a series of wave

18、s, called a wave train可知,海啸之所以被称为波列是因为海啸由一系列的波浪组成,所以选C。4.考查推理判断。根据最后一段中的The best defense against any tsunami is early warning可知,防止海啸的最好的方法是建立预警机制,所以选A。 三、答案：trees; where; To get; as; completely; using; left; are encouraged; a; what解析：1.trees考查名词。这里指的是森林里众多的树,故填tree的复数形式。2.where考查定语从句 “where animals

19、live wild and can be hunted”是定语从句,修饰先行词area,关系副词where在从句中作地点状语。3.To get考查非谓语动词。to get to class是不定式短语作目的状语。4.as考查固定搭配。the same.as.是固定搭配,意思是 “和一样。pletely考查词形变化。空格中所填单词在句中修饰形容词different,需用complete的副词形式。6.using 考查非谓语动词。 using nature as a teaching tool是现在分词短语作状语,表示伴随情况或方式,分词动作use与逻辑主语之间是主动关系。7.left考查非谓语动词。left by animals是过去分词短语作后置定语,修饰marks,分词动作leave与逻辑主语之间是被动关系。8.are encouraged考查时态语态。主语students是谓语动词动作encourage的承受者,需用被动语态;这里用一般现在时表示经常性情况。9.a考查冠词。a dead animal此处意思是“一个死去的动物。10.what考查名词性从句。“what we are doing to the environment”是宾语从句,what在从句中作do的宾语。