1、语篇提能.完形填空Did you know that all the people of Hawaii live on volcanoes? Hawaii is a chain of_1_in the South Seas._2_of these islands grew up from the_3_of the ocean.Twentyfive million years_4_， Hawaii didnt exist._5_， thousands of feet_6_the waters surface, the floor of the ocean cracked(破裂) open. A
2、volcano that had_7_its way out from the_8_centre of the earth had_9_its way through the earths crust(地壳). Molten(熔化的 ) rock called lava flowed from the crack. When the lave met the_10_water of the sea, it_11_. As the lava continued to flow, layer(层) upon layer of hardened rock was_12_the ocean floor
3、. Slowly, the volcano built a mountain_13_to break through the surface of the_14_. An island was_15_. Many other volcanic islands grew up near it.Over time, rain_16_the rock of the islands to form soil. Seeds_17_the wind took roots and grew until the islands became_18_with plants.This took thousands
4、 of years. Today, Hawaii is_19_growing. Its active volcanoes have_20_added several hundred square kilometres to its area.1A.continents BvolcanoesCislands Dhills2A.Most BAllCNone DSome3A.bottoms BvalleysCcentres Dmovements4A.had passed BagoCbefore Dearlier5A.Therefore BThusCBut DThen6A.upon BaboveCbe
5、low Dbeyond7A.fought BpushedCbeen pushing Dbeen running8A.thick BhardCsoft Dhot9A.got BforcedCwent Dmoved10A.cool BsaltyCblue Ddeep11A.disappeared BhardenedCsank Dflowed12A.added to Bsent toCtaken from Dmade up13A.too high Bvery tallChigh enough Dtoo tall14A.ocean floor BearthCocean Dearths crust15A
6、.appeared BbornCmade Dinto sight16A.allowed BweakenedCbroke down Dwatered17A.carried by Btogether withCas well as Dwithout18A.beauty ByardCgarden Dgreen19A.no longer Bno moreCalways Dstill20A.recently BbeenCsuddenly Dquickly答案与解析：1解析：由下句中“these islands”可知，夏威夷是南太平洋海域中的一连串“岛屿” 。答案：C2解析：夏威夷群岛是由火山喷发形成的，
7、所以是“所有”岛屿。答案：B3解析：由下文“the floor of the ocean cracked(破裂)open”可知是来自海“底” 。答案：A4解析：夏威夷的形成应是 2 500 万年“前”故用 ago。答案：B5解析：叙述时间顺序用 then 表示“然后” 。答案：D6解析：海底在水平面以下，用 below。答案：C7解析：来自地球中心的火山一路上一直排除障碍而前进，直到冲破地壳。push ones way out“排除障碍而前进” 。根据语境，须用过去完成进行时。答案：C8解析：地球中心是热的，故用 hot。答案：D9解析：force ones way“突破前进” ，符合题意。答
8、案：B10解析：热的熔岩遇到“冷”的海水。答案：A11解析：热的熔岩遇到冷水后“变硬” ，由下文的“hardened rock”也可得出答案。答案：B12解析：add to“增加，增添 ”，符合题意。答案：A13解析：火山喷发形成的高山，足以冲破海面。答案：C14解析：海底的火山突破“海”面。答案：C15解析：火山“诞生”用 be born。若用 appear，则不应该用被动语态。答案：B16解析：雨水“分解”了岛上的岩石，形成土壤。break down 在本句中意为“分解 ”。答案：C17解析：被风所携带的种子，carried by the wind 作 seeds 的定语。答案：A18解析
9、：岛屿植物就变成“绿色” 。答案：D19解析：由下文可知是活火山，所以“仍然”在生长。答案：D20解析：由下文可知是“近来”增加的。答案：A.阅读理解七选五What Causes a Flood?Floods are one of the most common disasters in the United States. Flood effects can be local, impacting a neighbourhood or community, or very large, affecting several states._1_ Some floods develop slow
10、ly, sometimes over a period of days. But flash floods can develop quickly, sometimes in just a few minutes and without any visible(看得见的) signs of rain. Rash floods often have a dangerous wall of roaring water and can take away most things in its path.Floods happen when a watercourse(水道)overflows. _2
11、_Heavy rainWhen the ground already contains a lot of water, the falling rain could not seep through it. The water then starts flowing toward a watercourse. When it rains a lot in a region, all water flows toward the river, but this river can not contain it. _3_ThawWhen spring arrives， snow and ice s
12、tart to melt and the water flows toward the river. _4_ The river overflows and a flood happens.Ice jamIn spring, rivers thaw out and pieces of ice drift on the river. _5_ As a result, these pieces of ice form a kind of dam(水坝). When water cannot flow through this dam, it tries to find another course
13、 to reach the river and sometimes, this new course is a field, a road or a house basement.AWe can think of some ways to prevent the flood from happening.B However, all floods are not alike.CTherefore, the river overflows.DSometimes these ice pieces get jammed against a bridge or rocks.E. They could
14、be caused by heavy rain, thaws(解冻) or ice jams(冰塞) FOne of the biggest problems people faced was lack of fresh water.GIf the temperature rises too rapidly, a lot of water is produced in a short time.答案：15 BECGD.短文改错Li Ping was enjoying a springtime family picnic in a mountain while it happened. His
15、dog, Wang Cai, unexpected fell into melted snow, and it was washing away. Li Ping knew he had to be calm and act faster. All of the sudden, he ran towards the edge of the river. When he got to there, he put his feet around a small tree, but hung his body over the water to try and reach the dog. She
16、could see that the dog was struggling in the water. Finally he is able grab the dog and pull it out of the river.答案：Li Ping was enjoying a springtime family picnic in a mountain it happened. His dog, Wang Cai, fell into melted whilewhen unexpected unexpectedlysnow, and it was away. Li Ping knew he h
17、ad to be calm and washingwashedact . All of sudden, he ran towards the edge of the river. fasterfast the aWhen he got there, he put his feet around a small tree, hung to butandhis body over the water to try and reach the dog. could see that SheHethe dog was struggling in the water. Finally he able grab iswas tothe dog and pull it out of the river.
