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Ⅰ.阅读单词(知其意)
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.acid n. 酸
5.multiply vi.& vt. 乘；增加
6.gravity n. 万有引力；重力
7.extinct adj. 灭绝的；绝种的
8.exhaust vt. 用尽；耗尽；使精疲力尽
9.satellite n. 卫星；人造卫星
10.spaceship n. 宇宙飞船
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Ⅱ.重点单词(写其形)
1.atmosphere n． 大气层；气氛
2.solar adj. 太阳的；日光的
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
11.physicist n. 物理学家
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Ⅲ.拓展单词(通其变)
1.globe n．球体；地球仪；地球→global adj.全球性的；全世界的
2.violent adj.猛烈的；激烈的；强暴的→violence n．暴力→violently adv.暴力地；猛烈地
3.unlike prep.与……不同；不像→like vt.喜欢prep.像n.爱好→dislike vt.不喜欢；讨厌n.不喜欢的事物→likely adj.可能的
4.harmful adj.有害的→harm n．& vt.伤害→harmless adj.无害的
5.exist vi.存在；生存→existence n．存在；生存
6.puzzle vt.& vi.(使)迷惑；(使)为难n.谜；难题→puzzled adj.感到困惑的→puzzling adj.令人困惑的
7.religion n．宗教；宗教信仰→religious adj.宗教上的；信奉宗教的；虔诚的
8.biology n．生物学→biologist n．生物学家→biological adj.生物的
9.reaction n．反应；回应→react v．反应
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[语境活用]
1.Some believe in the existence (exist) of life on Mars, while others consider it as a myth.
2.Last night we had a discussion, which became more and more violent.Finally we reached an agreement that we will never use violence whatever happens.(violent)
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.Since my younger brother is fond of biology,_he is determined to become a biologist when he grows up.(biology)．
6.As is known to us, everyone has his likes and dislikes.My little sister is fond of pop music.She is likely to become a famous pop singer in the future.(like)
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