【正文】 nges of top predators can lead to big effects throughout entire ecosystems. 數(shù)學(xué)模型也揭示了食物網(wǎng)可能是不穩(wěn)定的, 在那里頂端捕食者的微小變化可以導(dǎo)致整個(gè)生態(tài)系統(tǒng)的巨大影響。 導(dǎo)致?？偨y(tǒng)出現(xiàn)在晚會(huì)上, 表明他的病已經(jīng)痊愈了。①There is a great deal of evidence indicating (indicate) that music activities engage different parts of the brain. ②Forms will be available in school and online for them to indicate(indicate) their choices and return to school. 象征的。 表明, 跡象give an indication 顯示indicator n. 指示物。 *Their failure to act is indicative of their lack of interest. 他們未采取行動(dòng), 這表示他們沒有興趣。*Research indicates that eating habits are changing fast. 研究顯示, 飲食習(xí)慣正迅速改變。 顯示*(2018(3)His uncle gave him a large sum of money (一大筆錢) to help him set up his own pany. 概括to sum up=in sum 總之a(chǎn) large sum of 許多, 大量(1)To sum up (總之), we have achieved a lot, but we still need to work harder. *She quickly summed up the situation and took control. 她很快就看出是怎么回事, 并控制住局面。 金額*Have you ever visited a garden that seemed just right for you, where the atmosphere of the garden appeared to total more than the sum of its parts? 你是否曾經(jīng)參觀過一個(gè)看起來很適合你的花園, 花園的氣氛似乎比它的各個(gè)部分加起來還要好? *Large sums of money were lost. 大筆的錢損失了。【要點(diǎn)拾遺】1. sum vt. 概括, 總結(jié) n. 和。 Zhangjiakou will host the 2022 Winter Olympic Games. →As is known to us all , Beijing amp。①The number of smokers, as is reported, has dropped by 17 percent in just one year. ②The Tshirt I received is not the same as is shown online. ③As is often the case with children, Amy was better by the time the doctor arrived. (2)句式轉(zhuǎn)換。as引導(dǎo)定語從句的固定表達(dá)(1)as引導(dǎo)的定語從句通常有以下固定的表達(dá): as we all know　　　　　正如我們所知道的as I can remember 正如我所記得的as often happens 正如經(jīng)常發(fā)生的那樣as we expect 正如我們所預(yù)料的as you see 正如你看到的as has been said before 如前所述as is wellknown 眾所周知as was expected 正如預(yù)料的那樣as is often the case 對……而言這是常有的事as may be imagined 正如可以想象出來的那樣(2)當(dāng)主句的先行詞被the same, as, such, so 等修飾時(shí), 要用as引導(dǎo)定語從句, as 在從句中作主語、賓語或表語。*As is often the case in debugging, fixing one problem fixes (or reveals) several others. 這在調(diào)試中是經(jīng)常出現(xiàn)的事: 修復(fù)了一個(gè)問題就修復(fù)(或者暴露了)另外幾個(gè)。*As we all know, when we have a big goal, it helps to break it down into smaller pieces. 就像我們都知道的那樣, 當(dāng)我們有大的目標(biāo)時(shí), 把它分解成一個(gè)個(gè)更小的目標(biāo)會(huì)比較有用。She played a major part in the success of the plan. 【補(bǔ)償訓(xùn)練】翻譯句子。①The majority (major) of students are for the decision. ②When I was at university, I majored in English. ③It is reported that students at senior high school taking part in this activity are in the majority. (2)He played a major role (扮演了主要的角色)in setting up the system. 當(dāng)后跟集體名詞作主語時(shí), 謂語動(dòng)詞用單、復(fù)數(shù)均可。 主修學(xué)生 vi. 主修。*I want to major in biology because I have long wondered about the origin of life. 我想要主修生物學(xué), 因?yàn)槲乙恢痹谒伎忌钠鹪?。②Please let us know if you are unable to attend this meeting. ③You can enjoy matches without joining a club or belonging to a team. 4. majority n. 大多數(shù)* The majority of them take an online language test before starting their programme. 他們中的大多數(shù)人在開始他們的節(jié)目之前會(huì)參加一個(gè)在線語言測試?！狙a(bǔ)償訓(xùn)練】選詞填空: take part in/join in/join/attend。① But Sarah, who has taken part in shows along with top models, wants to prove that she has brains as well as beauty. ②We are talking about how to protect the environment. Would you like to join in our discussion? ③ Nowadays, the Internet plays a very important part in our life and work. (2)My teacher gave me a chance to take part in (參加) designing the class poster. 最后, 大多數(shù)學(xué)生報(bào)名參加了, 也包括我的哥哥。昨天, 他參加了一場在他班舉行的會(huì)議。 在……中扮演角色play an important part in 在……中起重要作用。*Small business entrepreneurs play an important part in American job growth. 小型企業(yè)的企業(yè)家對美國的就業(yè)增長發(fā)揮著重要作用。*He would like to play a part in this historic process. 他愿意在這一歷史進(jìn)程中扮演一個(gè)角色。3. take part (in) 參加 *(2018①In my opinion, it is necessary to hold an objective attitude to/towards ratings. ②His attitude to protecting (protect) the wild animals is very firm. (2)I dislike him because he always has a bad attitude to/towards (持有對……不好的態(tài)度)the people around him. 世上無難事, 只怕有心人。 *Youth is simply an attitude of mind. 青春僅僅是心態(tài)問題。*Smile is an attitude to life. 微笑是一種面對生活的態(tài)度。浙江高考)What’s particularly interesting is the attitude various cities have toward Dubanchet’s cause. 特別有趣的是各個(gè)城市對Dubanchet事業(yè)的態(tài)度。2. attitude n. 看法。(3)He made an official visit to (對……進(jìn)行了一次正式訪問) France in March last year. (1)語法填空。 官方地。*The college is not an officially recognized English language school. 那所學(xué)院不是官方認(rèn)可的英語語言學(xué)校。*An official announcement is expected in the next few days. 預(yù)計(jì)一份官方聲明會(huì)在接下來的幾天內(nèi)發(fā)表。全國卷Ⅱ)But then we got an official letter and we were blown away. 但后來我們收到了一封正式的信, 我們被震住了。探究學(xué)習(xí)1. official n. 官員, 高級職員 adj. 公務(wù)的。6. In Hong Kong, it is predicted that the three existing landfills will be full within the next decade. 在香港, 預(yù)計(jì)現(xiàn)有的三個(gè)堆填區(qū)將于未來十年內(nèi)填滿。4. Although this is a big problem, many local munities are ing up with solutions to deal with their own waste. 盡管這是一個(gè)大問題, 但許多當(dāng)?shù)厣鐓^(qū)正在想出解決方案來處理他們自己的垃圾。2. Also, the majority of residents had cycled or walked. 此外, 大多數(shù)居民騎自行車或步行。Ⅱ. 閱讀RECYCLING, 判斷下列句子 T(true)or F(false)1. More than 1% of that waste ends up in landfills in Europe. (F)2. 32 cleanburning wastetoenergy plants in Sweden burn waste to produce electricity. (T)3. Around 70 million tonnes of waste is produced in Africa each year. (T)4. Most clever businessmen all have seen opportunities. (F)Ⅲ. 閱讀THE ENVIRONMENT: A LOCAL AND GLOBAL ISSUE, 簡要談?wù)劚Ｗo(hù)環(huán)境的一些措施(80 詞左右)　　First, we should keep our school yard clean and tidy. Second, we shouldn’t drop the litter here or there. Third, we should go to school by bike or on foot. Fourth, we should turn off the lights and TV when we leave home. Fifth, we shouldn’t spit in public. On the one hand, we shouldn’t cut down trees without permission. On the other hand, we should plant trees in spring as many as possible. If we try our best, I’m sure our environment can get better and better! What can be made from recycled plastic and old car tyres ↓7. Schoolbags and footwear. Power to the PeopleWhere i