1、Unit 13 单元检测 一、完形填空(30 分) Few people like changing their habits, good or bad. Whether it is smoking, drinking or over eating, they _1_ “enjoying” them to the end. On every packet of cigarettes(香烟), people are warned against the _2_ of smoking: “Warning: Cigarette Smoking Is Dangerous to Your Health”
2、. _3_, millions of them start smoking or go on smoking. Why? Facts show that families and surroundings(环境) play a very important part in _4_ smokers. All those smokers come from smoking families or have smoking _5_ or relatives. Films and TV plays also play a part. People _6_ their “heroes” on TV dr
3、inking alcohol(酒) or smoking cigarettes. “Heroes” seem to fear _7_, neither killing themselves _8_ killing others with alcohol and cigarettes. If they are not afraid of the harm _9_ smoking and drinking, _10_ should common people be afraid? The simple _11_on the cigarette packet does not influence s
4、mokers habits. Even _12_ warnings, like showing pictures of smokers who have died of cancer, dont seem_13_ Knowing and believing seem to be two _14_ things. If smoking is really as harmful as doctors say, it is time for smokers to think about it and try _15_! ( )1.A.stop Bcontinue Cfinish Davoid ( )
5、2.A.chances Bexcuses Ccauses Ddangers ( )3.A.Moreover BAlso CHowever D Otherwise ( )4.A.influencing Bexplaining Cimproving Ddescribing ( )5.A.parents Buncles Cbrothers Dfriends ( )6.A.hear Bcatch Cwatch Dface ( )7.A.something Bnothing Canything Deverything ( )8.A.nor Bor Cand Dwith ( )9.A.on Bof Cin
6、 Dto ( )10.A.what Bhow Cwhen Dwhy ( )11.A.warns Bwarning Cto warn Dwarned ( )12.A.stronger Bworse Clonger Dharder ( )13.A.worked Bwork Cto work Dworking ( )14.A.similar Bpleasant Cdifferent Dboring ( )15.A.give it up Bgiving up it Cgive up it Dto give it up 二、阅读理解(20 分) There might not be anything c
7、ooler in the whole ocean than a coral reef(珊瑚礁)! Did you ever wonder how a coral reef forms? Tiny animals called coral polyps are responsible for the formation of coral reefs. The coral polyps(珊瑚虫) attach to rocks or other hard surfaces. When they die, they harden. Then new coral polyps grow on top
8、of them. This makes the reef expand. In fact, coral reefs are always growing. They grow about 12 cm per year. Coral polyps eat algae(水藻) and other tiny animals. The algae get their food from the sun. Because sunlight can only make a way into shallow water, the algae and coral polyps live in shallow
9、water. This is where coral reefs generally form. Coral reefs exist(存在) all around the world. The biggest one is called the Great Barrier Reef. The Great Barrier Reef is located off the northeast coast of Australia. It is 2,300 kilometers long. It can even be seen from outer space! Every year, the be
10、autiful Great Barrier Reef attracts many scuba divers and tourists, about 2 million visitors per year. Coral reefs are an important part of our planet. First of all, they are a home for many animals. They also protect shorelines against storms and floods. They can even provide us with the natural re
11、sources we need to make some kind of medicine. However, many coral reefs take a long time to form and they cannot grow fast enough to take the place of the damage(损害). As a result, the coral reefs around the world are starting to disappear. Some scientists predict that someday soon most of the coral
12、 reefs will be gone. That is why we have to take good care of them. ( )16.The underlined word “expand” is closest in meaning to “_” Abecome smaller and smaller Bbecome greater in size Cdie of an illness slowly Dmove from one place to another ( )17.Where do coral reefs generally form? AIn the deep wa
13、ter. BIn a quiet place without tiny animals. CIn shallow water. DOn land with a lot of sunlight. ( )18.Coral reefs are very important for us because _ many animals live in them they can cause some storms and floods they can be used as medicine they can even be seen from outer space A B C D ( )19.Man
14、y coral reefs are dying because _ Athey grow too slow to take the place of the damage Bthe earth is getting warmer than before Cmany scuba divers and tourists have destroyed them Dweve polluted the ocean and caught too many fish 三、用方框中所给单词的适当形式填空(10 分) work wood bottle fisherman litter 20Three _ wer
15、e saved yesterday from a small island in the South Pacific. 21 When I see someone throw rubbish into the river, I would say to him or her politely, “Excuse me, would you mind not _ around?” 22After a long search, they finally found a broken _ basin(盆) for washing feet. 23The Mona Lisa is one of the
16、greatest _ of art in the world. 24I often collect empty _ and waste paper for recycling in my spare time. 四、根据中文提示完成短文(20 分) Have you heard of Earth Hour? It is a worldwide event 25_(组织) by the World Wide Fund for Nature. This event is held annually to 26_(鼓励) people to turn off unnecessary lights f
17、or one hour, from 8:30 pm. to 9:30 pm. Im a big fan of trying to save the environment. Until now, Ive taken part in this event five 27_(次数). Last year, there was an outdoor cycle cinema in my university. It is said that its owner got the 28_(灵感) while he was riding a bike. At the cycle cinema, the o
18、nly way to keep watching a movie was to keep pedaling(蹬) the bike. What a 29_(创造性的) and interesting way! Luckily, there were many of us helping keep the movie going. 30_(尽管) it was very cold outside at night, we all had a lot of fun. I think that Earth Hour is a very fun way to raise awareness(意识) a
19、bout the environment. We only have one planet, so its important to take 31_(行动) to keep it safe. Many young people think they cant do that much to help 32_(保护) the planet. Actually, anything can help. For example, we can go to school or work by bike. Bike riding has many 33_(优点). And we can 34_(回收利用
20、) books and paper. Earth Hour proves that even doing a little thing, like turning the lights off for one hour, can make a difference. 五、语法填空(20 分) 阅读下面短文,在空白处填入一个适当的词,或填入括号中所给单词的正确形式。 Every animal uses body language to communicate. JJ. is a mandrill(大狒狒). His caretaker(看管人), Sara Pylon, tells us mor
21、e about the body language of this large monkey.“A lot of people see JJ.bobbing(上下或来回地动) his head 35_ and down when they come to the zoo. That is a threat(威胁) posture(姿势). He 36_ (try) to tell people not to go near him because he doesnt feel safe, ” said Pylon.“He will do that if he feels threatened
22、by someone he does not know. If there is another male(雄性的) mandrill around, he will bob towards him. Another thing he does is 37_(smile). It is very similar to a human smile. He will smile, show his 38_(tooth) and shake his head from side to side. That is a 39_(friend) greeting although it looks ver
23、y frightening.” J J.shares his living space with his family and treats each family member 40_(different)“He pays more attention to his mate because she is 41_ only female in the group. He grooms(刷洗) her face and spends a lot of time with 42_ ” Sara has suggestions on 43_ we can get to know our own p
24、ets better.“The main thing is to spend a lot of time with them. Youll understand your own pets 44_(well) than before, ” she said. Knowing our own pets is the first step to communicate with them and understand them better. Please do it! 参考答案参考答案 一、15.BDCAD 610.CBABD 1115.BACCD 二、1619.BCCA 三、20.fishermen 21.littering 22.wooden 23.works 24.bottles 四、25.organized 26.encourage 27.times 28.inspiration 29.creative 30.Although 31.action 32.protect 33advantages 34.recycle 五、35.up 36.tries 37.to smile 38.teeth 39. friendly 40.differently 41.the 42.her 43.how 44.better
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