高中英语 49(Unit4 Astronomy_reading2)课件 新人教版必修3 课件VIP专享VIP免费

新课标人教版课件系列《高中英语》必修 3-4.9spacewalk★Look at the pictures! ★ Write down the three ways in which gravity changed for Li Yanping.Reading I----scanning& skimming (2m)The way gravity changedLeft the earthIn spaceOn the moon3. It became very light.1.The gravity became very strong.2. The gravity disappeared. His weights changed three times too. Now write them down.The weight changedLeft the earthIn spaceOn the moonHe became very heavy.He had no weight and could float around like a feather. He was about one-sixth of his weight on the earth. 1. ... “walking does need a bit of practice now that gravity has changed.” ...... 既然引力改变了，走路也的确需要练一练了。 now that 同 since 相似，语气较弱，强调人们已知的事实。Translation:1. 既然你忙 , 就让我给你做吧。Now that you are busy, let me do it for you.2. 既然人都齐了 , 咱们开始干吧。Now that everyone is here let’s start work ． 2. We watched, amazed as fire broke out on the outside of the spaceship as the earth’s gravity increased. break out 它与 happen, take place, come out 等词的用法一样，是不及物动词，不能带宾语，不能用于被动语态。 1) 战争爆发 The American Civil War broke out in 1861. 美国内战爆发于 1861 年。 2) 发生争吵 A quarrel broke out between them. 他们之间发生了争吵。3) ( 火灾 ) 发生 A fire broke out in his house last night. 昨晚他家里失火了。与 break 相关的短语 : break down 打破 ; 毁掉 ; 破除 ; 坍塌 ; 坏掉 break in 破门而入 ; 打断7. cheer up; cheer sb. up 感到高兴振奋 8. masses of 许多，大量9. get the hang of 熟悉 , 掌握 , 理解10. exhausting (sth); exhausted (sb)1). “A + be + 倍数 + as + 形容词原级 + as + B”. This tree is three times as tall as that one. His father is twice as old as he.2). “A + be + 倍数 + 形容词比较级 + t...