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- 共用题干 AnimalsSixth SenseA tsunami（海啸）was triggered（引发）by an earthquake in the Indian Ocean in Decemb...
- 共用题干 Save Energy At HomeOn the average,Americans waste as much energy as two-thirds of the worlds p...
- 共用题干 第二篇Sleep Necessary for MemoriesBurning the midnight oil before an exam or interview does harm ...
- 共用题干 The Value of MotherhoodIn shopping malls,the assistants try to push you into buying“a gift to ...
- 共用题干 Germs（细菌）on BanknotesPeople in different countries use different types of money:yuan in China,...
- 共用题干 第三篇Almost Human?Scientists are racing to build the worlds first thinking robot.This is not sci...
- 共用题干 Wide World of RobotsEngineers who build and program robots have fascinating jobs. These resear...
- We had trouble finding a pure water supply.
- 共用题干 第一篇Pushbike DangerLow speed bicycle crashes can badly injure一or even kill一children if they fal...
- The photographs evoked strong memories of our holiday in France.