【正文】
,當(dāng)作一個整體看,起一個名詞的作用。 couldn’t live 8. 【 原句回放 】 So, although Fleming discovered penicillin, it was over a decade before someone else turned penicillin into the great drug of the 20th century.( L5456)因此,盡管弗萊明發(fā)現(xiàn)了青霉素,但直到十多年之后才有人將它變成了二十世紀(jì)了不起的藥品。 couldn’t live C. Had it not been。 ______ for the doctor’s careful treatment, he ______ till last year. A. If it isn’t。 7. 【原句回放】 If penicillin had not been available, many people would have died from bacterial illnesses or even minor wounds. (L5152) 如果沒有青霉素的話,許多人就會死于各種細(xì)菌性疾病,甚至?xí)烙谖⑿〉膭?chuàng)傷。 ) ③ due to … 由于??,歸因于,應(yīng)歸公于,應(yīng)歸咎于( = owing to …。 【語言點】 due 的用法 ① be due(債款等)應(yīng)該付給的,當(dāng)付的;(票據(jù)等)到期的,期滿的 The electricity bill is due to be paid. If we do not pay it on time, they might cut us off. ② be due 定于,預(yù)定(做??的),預(yù)定(到達(dá)或離開的)( to do sth.) Your homework is due to be handed in tomorrow. You will be punished if you can’t finish it by then. 你的家庭作業(yè)明天應(yīng)該交上來,到那時如果你還沒完成,你將受到懲罰。在對 not … until 結(jié)構(gòu)中由 until 引導(dǎo)的短語或從句進(jìn)行強(qiáng)調(diào)時,用 It is/was not until … that … 這一固定句型;注意與另一種形式是“ Not until … + 主句倒裝”的區(qū)別。前恩才得以用新的化學(xué)技術(shù)提純該物質(zhì)。 【配套練習(xí)】 ① Why was Professor Wang unhappy recently? Because the theory he insisted on __________ wrong. A. proved B. proving C. being proved D. was proved ② The managers discussed the plan that they would like to see _______ the next year. A. carried out B. carrying out C. carry out D. to carry out ③ The road conditions there turned out to be very good, ________ was more than we could expect. (2021 全國卷 II) A. it B. what C. which D. that 5. 【原句回放】 However, it was not until World War II that two other scientists, Howard Florey (Australian) and Ernst Chain (Germanborn English), managed to use new chemical techniques to purify it.(L4648)然而,一直到二戰(zhàn)時,另外兩位科學(xué)家,澳大利亞的霍華德“that the ch