unit three單元測試(牛津8b)-全文預(yù)覽
【正文】 It will form a huge, deep water lake, and make it possible for 10,000ton oceaninggoing ships to go straight form Shanghai to chongqing, making it one of the world’s largest inland ports (港口 ). The dam will be about 6,860 feet wide and 611 feet high, at a place called Sandouping near Yichang when it finishes in 2020. It is clear that such a great project will do much good. However, some scientists don’t agree. They say that it will affect (影響 ) the ecological (生態(tài)的 ) environment of the Yangtze River, and the river bed will bee worse because of the sand form upstream (上游 ), and also there may be earthquakes in the Three Ges area when the dam begins to hold water. 1 What is the purpose(目的 ) to build the dam? A To prevent floods. B To produce electricity(電 ). C To improve the dialing conditions(航運(yùn)條件 ). D A, B and C. 2 The dam lies(位于 ) ______. A near Congqing B in Yichang C near Chengdu D in Sandouping 3 Some scientists don’t fear（害怕） that ____. A the Yangtze River may be too crowded B the ecological balance will be destroyed C the river bed will bee sand bed D there will be earthquakes 4 Which of the following is NOT true according to the passage. A Chongqing will bee one of the largest inland ports. B China will be able to depend on(依賴 ) the Yangtze River for electricity. C the dam will tame(馴服 ) the flood. D The dam will bring serious pollution. 5 Which of the following isn’t mentioned in the passage? A Some low places will bee a lake in the dam area. B The river in the dam area will bee wider. C Some species(物種 ) may disappear there. D Giant(巨大的 ) oceangoing ships can’t reach Chongqing until now. . One day long ago, some sailors(水手 ) went out to the sea in their ship. One of them brought his pet monkey along for the long boring journey. When they were far out
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