核心单词
记全记牢
用准用活
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．gravity n. 万有引力；重力
12．satellite n. 卫星；人造卫星
◎ 品句填词
1．There are different theories(理论)related to changes in sea temperatures in the world.
2．(2019·浙江卷)California has lost half its big trees since the 1930s and climate(气候)change seems to be a major factor.
3．The meeting was held in a lively atmosphere(气氛)where everybody felt free to share his ideas.
4．We failed to find enough evidence，thus(因此)we concluded that he was innocent.
5．(2019·全国卷Ⅱ)For the past two years，Gordon's students have been studying ways to kill bacteria in zero gravity(重力).
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