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1、人教版英语精品资料5.3 新提升课时作业.用所给动词的适当形式填空1_(not know) anything about the accident, he went to work as usual.2The old man sat under the tree _ (listen) to the radio.3_ (turn) to the right, you will find the post office youre looking for.4It _ (be) Sunday, the street is very busy.5_ (take) to hospital in time
2、, the little girl infected with bird flu was saved at last.6_ (find) her car stolen, she hurried to a policeman for help.7Weather _ (permit), well go on a travel.8While _ (watch) the Forbidden Kingdom, we heard the doorbell ring.9He walked down the hill, _(sing) softly to himself.10_(invite) him her
3、e to speak, wed better go to his lecture.答案：1.Not having known2.listening3.Turning4.is5.Having been taken6.Having found7permitting8.watching9.singing10.Having invited.根据汉语意思，将下列句子补充完整。(每空一词)1由于生病，我不得不待在家里。_ _， I had to stay at home.2他把咖啡杯掉在地上，摔得粉碎。He dropped the coffee cup, _ _ _ _.3他们坐在花园里谈论一起度过的日子
4、。They sat in the garden, _ _ _ _ they spent together.4从山上看，我们发现这湖泊更加漂亮了。_ _ _ _， we find that the lake looks more beautiful.5过马路的时候要小心些。When _ _ _， please be careful.6听到这个消息我们都高兴得跳了起来。_ _ _， we all jumped with joy.7杰克完成作业后，外出散步。_ _ _ _， Jack went out for a walk.8由于不知道她的地址，我没法给她写信。_ _ _ _， I cant wri
5、te to her.答案：1.Being ill2.breaking it into pieces3.talking about the days4.Seeing from the hill5.crossing the road6.Hearing the news7.Having finished his homework8.Not knowing her address.阅读理解A There are over 500 known active volcanoes in the world and thousands of extinct volcanoes. Volcanoes are f
6、ound on every continent except Australia. There are about 80 active volcanoes under the oceans. Volcanoes are both terrifying and fascinating. In order to understand why volcanic eruptions happen, it is necessary to know some things about how the earth is made.The part of the earth we live on is an
7、18milethick layer of solid rock called the crust. Beneath the crust, in a layer called the mantle(地幔) ，it is hot enough to melt some of the rock，creating magma(岩浆)When the magma finds cracks in the earths crust, it rises up. Gas bubbles(气泡) inside the magma grow bigger and try to escape as the molte
8、n rock gets closer to the earths surface. When the gas bubbles cant be held back any longer, the volcano erupts. Imagine shaking a soda bottle until the gas inside blows the cap off, and you can understand something of how a volcano erupts. If the magma is runny，and the gas can escape easily, the er
9、uption is gentle. But if the magma is thick，the gas has to build up more pressure to escape. Then the eruption is explosive.When a volcano erupts，the molten rock that flows from it is called lava. The lava may run for some distance，or it may pile up near the volcano, making the mountain larger.Durin
10、g an explosive eruption, pieces of rock are thrown from the volcano. Scientists call these pyroclasts (火山碎屑). The smallest pyroclasts are called ash. Ash is often thrown into the atmosphere by the force of the eruption. Larger rocks, about walnut(胡桃) size, are called lapilli, Italian for “little sto
11、nes”. The largest pyroclasts are called blocks if they are solid，or bombs if they are molten.Volcanoes have been a major force in the formation of our planet for thousands and thousands of years. Today geologists continually observe active volcanoes for signs of eruption. Using modern instruments, t
12、hey are usually able to issue a warning before a volcano erupts.1The author explains how the volcano erupts by _. Amaking a comparison Btelling a story Cusing figures Dasking questions2The underlined word “it” in Paragraph 3 refers to the “_” Acrack Bcrust Cmantle Dmagma3Whether the eruption is expl
13、osive depends on _. Athe temperature of the crust Bwhether the magma is thick Cwhether the magma is near the mantle Dthe number of gas bubbles inside the magma4We learn from Paragraph 5 that _. Aash is smaller than pyroclasts Bbombs are about walnut size Cblocks are larger than lapilli Dlapilli exis
14、t in the atmosphere答案与解析：1解析：细节理解题。由第三段中“Imagine shaking a soda bottle until the gas inside blows the cap off，and you can understand something of how a volcano erupts.”可知。答案：A2解析：词义猜测题。由第三段第一句“When the magma finds cracks in the earths crust，it rises up.”可知，it应代指上文所提到的东西，依据本句的句意可知，it指的是magma。答案：D3解析：细节理解题。由第三段倒数第二句可知。答案：B4解析：推理判断题。由第五段最后一句可知。答案：CBCheck out our tsunami facts and learn some interesting information related to these great walls of water that can cause so much destruction. Find out what causes tsunamis and read about some recen
