2015-2016学年高中英语人教版必修一同步课件：Unit 5 Period 1.pptVIP

②When you drive along this street，you should be careful，for the street corner has________many car accidents.(see) 【答案】seen 【解释】see在此意为“见证，目睹”。 2．…we were put into a position in which we had either to accept we were less important，or fight the government.……我们被置于这样一个境地：要么被迫接受低人一等的现实，要么跟政府作斗争。 in which we had either to accept we were less important，or fight the government 是一个由“介词＋关系代词”引导的定语从句，修饰先行词position。in which 相当于where。当先行词是stage，situation，point，case等时，常用where或“介词＋which”来引导定语从句。 …until today we have reached a stage where we have almost no rights at all. 直到今天，我们还处在几乎什么权利都没有的阶段。 You know my position in which I cant help either side.你知道我处于双方都不能帮忙的境地。 用上述知识完成下列句子 ①Can you create a situation________we use the expression “Long time no see.”？ 【答案】in which 【解释】由句子结构可知situation后面跟了一个定语从句。in which在此相当于where。句意：你能创造一个我们使用“好久不见了”这一习惯表达的语境吗？ ②Miss Green took up the story at the point________the thief had just stolen the jewels. 【答案】where 【解释】where引导定语从句，并且在从句中作地点状语，相当于at which。 ③Today，well discuss a number of cases ________beginners of English fail to use the language properly. 【答案】where 【解释】本题考查定语从句。定语从句中有些特例，那就是case，point，situation等词作定语从句的先行词，若定语从句缺状语，则用where引导。此处先行词为cases，后面的定语从句中缺少状语。 3．…only then did we decide to answer violence with violence.……只有在那时，我们才决定用暴力反抗暴力。 这是一个倒装句。该句中的only then提到句首，引起了该句的部分倒装。原句应是：We decided to answer violence with violence only then.only修饰的时间状语和条件、方式状语，为了强调，提到句首时，该句要用部分倒装形式。把原句中的情态动词、系动词或助动词提到主语前面。 否定副词never，nor，not，hardly，little，seldom，rarely等置于句首时，也需部分倒装。 Only in this way can we learn English well. 只有用这种方式我们才能学好英语。 Only after being asked three times did he come to the meeting.被邀请了三次之后，他才来参加会议。 【温馨提示】 (1)如果句子为主从复合句，则主句倒装，从句不倒装。 Only when he is seriously ill does he ever stay in hospital.只有当他病情严重时他才住院。 (2)only修饰主语时，不用倒装。 Only you can persuade her not to smoke. 只有你才能劝服她不吸烟。 完成句子 只有在那时她才意识到已造成多大的损失。 Only then________how much damage had been caused. 【答案】did she realize 【解释】“only＋介词短语/状语从句/副词”这一结构置于句首时，主句要用部分倒装。此外，由then可确定用过去时态。 Ⅰ.单词拼写 1．It was______