BOOK2 UNIT4 Language points课件.ppt

留放召第浊僳爹频男禾了渠愤河雨翁这锣扯传豆游随霄泵徽它铸徊富截坛BOOK2 UNIT4 Language points课件BOOK2 UNIT4 Language points课件;Language points for Warming up;Words and expressions for warming up;2.threaten vt. 1）.恐吓，威胁 threaten +n.+with+n.以...恐吓... eg.The robber threatened me with a gun. threaten to do 恐吓说要... eg.He threatened to make the photo public. 2）有...征兆/忧虑 These dark clouds threaten rain. 3）vi.迫近 A typhoon was threatening. threat n. threatening adj. 恐吓的，威胁的; 3.decrease vt./vi. n. 减少,(使）变小或变少 The membership decreased to 150. He decreased the speed of his car. on the decrease 在减少中 decrease to 减少到 decrease by 减少了 decreasing adj. 减少中的，在递减的 4.endanger vt.危害，使危险 Smoking endangers your health. endangered adj. 遭受危险的，濒临灭绝危险的 endangered animals;5. as a result 结果;因此; as a result of + n./v-ing “由于…”，作为...的结果 e.g. I was very busy. As a result, I couldn’t take care of her. e.g. About twenty people were killed as a result of the big fire.;result from… 起因于….,源自… result in … 结果为….，导致…;1. May was very sick, ____ he could not eat or sleep. A. as a result B. after all C. anyway D. however 2. The car accident _____ the driver’s carelessness. A. resulted in B. resulted of C. resulted from D. result for;6. die out: disappear completely灭绝，绝种,(风俗,习惯等)逐渐消失; (光,火等)逐渐熄灭 e.g. This kind of bird has died out. e.g. many old customs are dying out. 区别: die away: (sound, wind, or light…) becomes weaker and finally stops渐渐消失 e.g. The noise of the cars died away.;die off :先后死去;(草木)先后枯死 由于缺水, 这植物的叶子先后枯死。As a result of the lack of water, the leaves of this plant are dying off.;die of/ from 因…而死(由于疾病,饥寒,情感原因造成的死亡一般用die of, 除此之外的原因造成的死亡用 die from.) The old man _________ drinking dirty water. The old man ________ cold and hunger.;请用适当的介词填空 1. Whales will die ___ , if we don’t protect them. 2. Nowadays every woman is dying ___ fair ski