1、第 1页（共 8页） Unit2Section A Listening and Speaking 一、单词拼写 1Youll be very pleased to know that we offered help _ (立即) 2Giant pandas are the worlds most endangered _ (物种) 3They have collected a great _ (大量) of data. 4It is dangerous using this method to _ (测量) the speed of light. 5She now has _ (当权；权威)
2、over the people who used to be her bosses. 二、单句语法填空 1A _ (hunt) is a person who hunts wild animals for food. 2These reports about the teenagers are extremely _ (alarm) 3 We cannot ignore the danger of tigers _ (extinct) in our country. 4The President is deeply _ (concern) about this issue. 5I want W
3、elsh to be seen and heard as a _ (live) language. 三、阅读理解 What do the following animals have in common? Pandas, 第 2页（共 8页） rhinoceros, Mexican burrowing snakes, pink pigeons and small tooth sawfish. They are all endangered animals! Animals become endangered for a variety of reasons. Sadly, humans are
4、 behind every one of them! For centuries, humans have hunted elephants for their tusks, and killed tigers for their beautiful furs, caught fish for food. While we still have elephants, tigers, and fish in the wild, we cannot say the same about many others that have simply died out! Year 1505 was a d
5、readful turning point in the natural historyoftheislandofMauritius Europeansailors W1 discovered this beautiful island in the Indian Ocean and brought dogs, pigs, monkeys with them. Thearrival W2 of humans and those introduced animal species were bad news for dodo birds (渡渡鸟). About 50 pounds and fl
6、ightless, dodo birds did not have any natural enemies until then. They picked fruits fallen from trees and built their nests on the ground. Shortly after humansset foot on P Mauritius, however, dodo birds realized that they were in big troublemen killed them for their meat, and 第 3页（共 8页） those intr
7、oduced animal species destroyed their nests and ate their eggs. The effects ofexcessive W3 hunting and foreign species drove dodo birds to first become much fewer and then die out. The last dodo bird was killed in 1681. Humans and animals have always competed for land and other natural resources. We
8、 clear an area of a forest for farming. We cut down trees and use wood to build beautiful houses. We buildreservoirs W4 to make sure that we have enough water to use. At the same time that we are trying to make our life comfortable, we destroy the habitats of wild animals. More than once we have see
9、n on television that rescue workers are trying their best to save seabirds in spilled (泄 漏的) oil. More than once we have heard about how emissions of carbon dioxide (二氧化碳的排放) and other gases have raised the Earth temperature and caused global warming. Pollution has a serious and longlasting effect.
10、If we choose to do nothing and continue to pollute our planet Earth, our next generations will have to face an Earth without birds singing and beasts roaring. 1How many reasons are given by the author to explain why the animals become endangered? A3.B4. C5.D6. 2 What does the underlined word “dreadf
11、ul” (in Paragraph 4) mean? ASurprising.BExciting. 第 4页（共 8页） CUnpleasant.DQuick. 3Paragraph 5 mainly talks about _. Ahow excessive hunting led to endangerment of animals Bwhen foreign species entered the island of Mauritius Cthe human activities caused the loss of habitats of animals D pollution pla
12、yed a main role in the worsening of environment 四、书面表达 这是一幅北极熊呼吁人类减少碳排放的图片。 请你以北山中学学 生会的名义，运用这幅图片制作一张海报，配以短文。 短文内容：1.北极熊的生活习性：善于游泳，以海洋生物为生， 不冬眠； 2北极熊濒危原因：人类过度砍伐，气候变暖，冰川融化；海 洋污染，大量海洋生物死亡，北极熊食物变少； 3拯救北极熊很重要。 注意：1.词数 80120； 2开头和结尾已给出，不计入总词数； 3可以适当增加细节，以使行文连贯。 第 5页（共 8页） 参考词汇：北极 the North Pole；北冰洋 the A
13、rctic Ocean； 北极熊 polar bear；冰川 glacier PosterPoster Saving polar bearssaving human beingssaving ourselves! They live in the far, faraway North Pole, in a snow, storm and glacier world. Student Union, Beishan Middle School May10, 2019 第 6页（共 8页） 一、单词拼写 1.immediately 2.species 3.mass 4.measure 5.autho
14、rity 二、单句语法填空 1.hunter 2.alarming 3.extinction 4.concerned 5.living 三、阅读理解 1.B细节理解题。 文章第三至六段讲述了动物灭绝的四个原因， 即过度捕杀、外来物种的进入、栖息地遭破坏和环境污染。 2.C词义猜测题。从本段的内容分析可知正是人类的到来和外 来物种的进入使得dodo birds 面临灭顶之灾，所以应是一个不好的、 令人不愉快的转折点， 故选 C。 3.C段落大意题。从本段可知正是人类的活动使得动物们的栖 息地遭到了破坏， 故选 C。 四、书面表达 PosterPoster Saving polar bearssa
15、ving human beingssaving ourselves! They live in the far, faraway North Pole, in a snow, storm and glacier world. 第 7页（共 8页） Polar bears often live on their own. The polar bears are good at swimming, so they can catch a lot of food in the sea. To keep warm, polar bears often spend up to 8 hours sleep
16、ing a day. But they neednt hibernate in cold winter. Polar bears are in danger of extinction for a variety of reasons. Sadly, humans are behind every one of them!First, people are cutting down forests, so the environment gets warmer and warmer. Because of melting sea ice of the Arctic Ocean,the pola
17、r bears are losing their home. Second, the sea is polluted by people, so many animals who live in the sea die. The polar bears cannot get enough food and many are starving to death. It is important for us to protect them. Stop cutting down too many trees! Stop polluting! Stop CO2!Please stop! Student Union, Beishan Middle School May10, 2019 第 8页（共 8页）
