be certain/be different from的用法知识点考点复习
摘要: becertain/bedifferentfrom的用法知识点考点复习1、becertain/besurebeuncertainabout意思是“对……不确定（没把握）”uncertain......
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be certain/be different from的用法知识点考点复习 1、be certain/ be sure be uncertain about意思是“对……不确定（没把握）” uncertain的词根是certain,意思是“确信的，有把握的”，常用于以下结构： (1)be certain(sure) to do sth.“肯定会做……”（表示某事将要发生）。如： He is certain(sure) to come next Sunday. (2)be certain(sure) of/ about sth.“确信、有把握”（表示某个人的思想状态）。如： We are certain/ sure of victory. (3)名词从句作主语时，一般多用certain. It is certain that he will come. 2、be different from 与……不同 Your idea is different from mine. 你的想法和我的不同。 对比：make sb./ sth. different from使某人/某物不同于……
高中英语单词表3500词必背 3、be familiar with/be familiar to be familiar with的主语是有生命的事，意为“某人对人、事熟悉”；be familiar to 的主语是无生命的事物，意为“某人/事为某人所熟悉”，对比:He is very familiar with the names of plants in English.他很熟悉植物的英语名称。Suzhou and Hangzhou are familiar to many foreigners.苏州和杭州为许多外国人所熟悉。 I’m not familiar with European history./European history is not familiar to me.我对欧洲历史不太熟悉。 注意：be familiar with/to 还表示“精通、通晓” 如：French is as familiar to him as English.他对法语就象对英语一样精通。 [应用] 一句多译 ①这些事实是每个学生都熟悉的。 ②她精通4种语言。 Key:①These facts are familiar to every schoolboy./Every shoolboy is familiar with these facts. ②She is familiar with four languages./Four languages are familiar to her. 状语与限定词变化：“这这那那，来来去去” 直接引语 间接引语 this that these those now then today that day tomorrow the next day / the following day yesterday the day before / the previous day next year / week / month the next year / week / month last year / night / week the year / night / week before ago before here there come go 
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