海洋里的生物從微小的浮游生物到巨大的動物.pptVIP

Language points,1.Life in the oceans ranges from the tiniest plankton all the way up to giants like shakes and whales. 海洋里的生物從微小的浮游生物到巨大的動物，如鯊魚和鯨魚，都無所不包。 range fromto 從到之間變化 e.g. Their ages range from 12 to 25. Prices range between 30 and 50 yuan. There are 200 boys ranging from 7 to 14 in age. Prices ranged from 5 dollars to 10 dollars.,2. all the way 從頭到尾；一直，一路上；從遠道而來 e.g. All the way back, they talked about the persons and things that they could remember at school. It is very kind of you to come all the way to see me.,3. The nutrients in whatever falls into the ocean quickly became available to other living things.,通過任何渠道進入海洋的營養(yǎng)物質(zhì)都能很快被其他生物所利用.,whatever引導名詞性從句,相當于 anything that,1.It is not wise to give children whatever they want. (賓語從句) 2.Whatever do is for your good.(主語從句) 3.Take whatever you want.(賓語從句),注意: whatever 引導名詞性從句時,不能用no matter what代替,拓展：引導狀語從句時，,no matter what=whatever no matter who=whoever no matter where= wherever no matter when=whenever no matter how=however,1)不管發(fā)生什么事，我們都決心完成任務。,Whatever happens, we are determined to complete the task.,=No matter what happens,2)無論你什么時候來，我們都歡迎。 3)無論誰觸犯了法律，他最終都會受到懲罰。,No matter when you come ,you are welcome.,=Whenever you come,No matter who breaks law, he will be punished in time.,=Whoever breaks law,4.Marine animals and plants take advantage of the density of water.,海洋動物和植物利用了水的密度的特性., take advantage of e.g. I took advantage of the fine weather to play tennis. (利用機會) He often took advantage of her trustfulness. (利用別人的弱點或處境), have an advantage over 在某方面比較有利 e.g. You see, you have an advantage over me you can make a dress.,5.Most animals are sensitive to large or sudden changes in temperature. 大多數(shù)動植物對于溫度的巨變或突變都是很敏感的 sensitive adj. 敏感的,靈敏的(to) ；容易生氣的(about) e.g. She is sensitive to the smell of smoking. The child is sensitive to eggs. 那個孩子對雞蛋過敏。 He is sensitive about his failure. 人家一提到他的失敗，他就生氣。,6. Water can absorb and give off a lot of heat without big changes in temperature, thus creating a stable environment. 海水可以吸收或釋放出大量的熱量而其溫度不會 變化很大, 因此, 能創(chuàng)造一個穩(wěn)定的環(huán)境., absorb 吸收(水、熱、光、知識、學問等) be absorbed by 被吞并/為所吸收 be absorbed in 全神貫注于，熱衷于 absorb ones attention = attract ones attention e.g. Black cloth absorbs heat. Cotton gloves absorb sweat. So many good ideas! It is too much for me to absorb all at once. I was absorbed in a book and didnt hear your call., give off 發(fā)出，放出(蒸汽、氣味等) give out 分發(fā) e.g. Give the money out to the children. 把錢分給孩子們。 The flowers give off a sweet fragrance (香味).,7. call in vt.召集,召來；下令收回 e.g. The old man called in the young men in the village to defend their motherland. The library has called in all the books.,8. agree on 對意見一致; agree with sth. 與一致；相符合 agree with sb. 同意某人的話；適合某人 e.g. At last we agreed on the date of the meeting. The weather here doesnt agree with me. Your story agrees with what I heard.,9. benefit 1) vt. “對有利”, e.g. Exercises benefit our health. Your advice benefited m