turn,become turn 后接名词作表语时,名词前不用任何冠词. become 后接名词时,名词前要有冠词. 12back out 决定不履行(允诺的事);食言;退出 (教材P25)...I tried to back_out,but my friends persuaded me to go through with it. ……我试图退出,可我的朋友说服了我去克服它. 归纳拓展 ①The waiter backed away from the table,bowing slightly.这个服务员从桌旁向后退,欠身鞠了个躬. ②When presented with the evidence,the suspect backed_down.拿出证据后,疑犯终于认罪了. ③Once you have given your words,don’t try to back_out. 一旦答应了人家,就不要食言.
13get across 使理解(某事);使明白,表达,通过 (教材P25)It’s difficult to get_across how exciting it is! 很难表达那是多么令人激动!
归纳拓展
助 记
①If everyone keeps in line,we’ll get through the customs more quickly. 如果大家都遵守秩序,我们会很快通过海关. ②She seemed to have got over her distress. 她似乎摆脱了她的悲痛心情. ③I’m going to get_down_to studying English this term. 这学期我要认真学英语了.
辨析
get,gain get 表示“获得”的最普通用语. gain 表示付出更大的努力才能获得,故常意为“赢得”. 14break down 损坏,不能运转;击倒;失败;失去控制;把……分解 (教材P28)First,his two sledges broke_down,and then the horses began to have serious difficulties with the snow and the cold. 先是他的两辆雪橇坏了,后来马匹开始应付不了大雪和严寒的天气. 归纳拓展 ①(2011·高考湖北卷)Mr.McMahon’s daughter broke down—she said you told her he had cancer.麦克马洪先生的女儿要垮掉了——她说你告诉她他得了癌症. ②(牛津P234)The sun broke_through at last in the afternoon.下午太阳终于拨云而出. ③The peace talks are said to have broken_down. 据说和谈破裂了.
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