英语：unit4sectionusinglanguage精品课件（新人教版必修3）.ppt

Section Ⅲ Using Language; As the rocket rose into the air, we were pushed back into our seats because we were trying to escape the pull of the;拓展 pull out (火车从车站)开出，离站 pull in/into (火车)到站，进站 运用 完成句子; I cheered up immediately and floated weightlessly around in our spaceship cabin watching the earth become smaller and;运用 完成句子; “Oh dear，” I cried, “walking does need a bit of practice now that gravity has changed.”“天哪，”我大声说，“重力改 变了，看来走路也的确需要练一练了。”;辨析 now that/because/as/since/for;运用 用上面所提供的辨析词填空 ①________________ everyone is here, now lets begin. ②He felt no fear, ________ he was a brave man. ③He had to stay at home yesterday ________ he was ill. ④________ you are tired, youd better have a rest.; We watched, amazed as fire broke out on the outside of the spaceship as the earths gravity increased.我们惊奇地看着，随着 地球引力的增加，宇宙飞船的外层燃烧起火。 4．break out 突发；爆发; ⑤We are sorry to arrive late, but the car ________________. ⑥The police ________________ the crowd and everything became quiet again.; 1．But when I tried to step forward, I found I was carried twice as far as on the earth and fell over.而当我试着向前迈步 时，我发觉我被送出很远，步子的跨度竟是在地球上的两倍， 因而我摔倒了。;拓展 倍数的其他表达形式：;运用 完成句子; 2．We watched, amazed as fire broke out on the outside of the spaceship as the earths gravity increased.我们惊奇地看着， 随着地球引力的增加，宇宙飞船的外层燃烧起火。;运用 完成句子 ①“We cant go out in this weather，” Ben said, __________;When we get closer to the moon, we shall feel its gravity;仿写 完成句子