三言 两语 1.China sent up its first satellite completely designed and built by middle school students in 2017. 2．After a 21-hour trip to space, the astronaut landed safely, making China the third country to send a person into space after Russia and the USA. 3．No one knows exactly how the earth began.However, according to a widely accepted theory, it began with a “Big Bang”． 1.一些科学家宣称他们找到了外星人在天空存在的证据。 Some scientists claimed that they had found some evidence that aliens existed in space． 2．中国成功把第一位宇航员送往天空的消息曾震惊了整个世界。 The news that China had managed to send the first astronaut into space once shocked the whole world. [单词 拼写应用] 核 心 单 词 1.atmosphere n．大气层； 气氛 2. exhaust_vt.用尽；耗尽；使精疲力尽 3．thus adv.因此；于是 4．gentle adj.温和的；文雅的 5．climate n．气候 6．crash vi.& vt.碰撞；坠落 7．pull n．& vt.拉(力)；拖；牵引力 8．float vi.& vt.(使)浮动；(使)漂浮 n．漂浮物 9．system n．系统；体系；制度 10．theory n．学说；理论 [语境运用] 用所给词的适当形式填空 1．A truck went out of control and crashed (crash) into the back of a bus. 2．He found something floating (float) on the lake, which frightened him. 3．After his journey from abroad，Richard Jones returned home，exhausted (exhaust)． 4．The old scientist told his students that scientific theories (theory) must be based on facts. 5．My uncle's car caught fire by the road.Fortunately, he was_pulled (pull) out of the car by a passer-by. 拓 展 单 词 1.violent adj.猛烈的；激烈的；强暴的→violence n．暴力→violently adv.暴力地；猛烈地 2．like vt.喜欢 prep.像→unlike prep.与……不同；不像→_dislike vt.不喜欢；讨厌 3．harm n．& vt.伤害→harmful adj.有害的→_harmless adj.无害的 [语境运用] 用所给词的适当形式填空 1．There was a puzzled look on the little girl's face because a puzzling problem puzzled her.(puzzle) 2．Last night we had a discussion, which was to become more and more violent．Finally we reached an agreement that we will never use violence whatever happens.(violent) 拓 展 单 词 4.exist vi.存在；生存→existence n．存在；生存 5．puzzle n．谜；难题 vt.& vi.(使)迷惑；(使)为难→puzzled adj.感到困惑的→puzzling adj.令人困惑的 6．religion n．宗教；宗教信仰→religious adj.宗教上的；信奉宗教的；虔诚的 7. react v．反应→ reaction n．反应；回应 3.Playing computer games will not only do harm to your physical health, but it is also harmful to your mental health.So there is no harm in advising you to give it up.(harm) 4．He often says that he doesn't believe in any religion but meanwhile he respects others' religious freedom.(religion) 5．Do you believe the existence of ghosts? Perhaps they only exist in the minds of some people.(exist) 阅 读 单 词 1.fundamental adj.基本的；基础的 2．chain n．链子；连锁；锁链 3．dissolve vt.& vi.溶解；解散 4．multiply vi.& vt.乘；增加 5.gravity n．万有引力；重力 6．extinct adj.灭绝的；绝种的 7．solar adj.太阳的；日光的 8．satellite n．卫星；人造卫星 9.spaceship n．宇宙飞船 10．mammal n．哺乳动物 ... ...
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