2023届高考英语二轮复习定语从句课件1

这是一份2023届高考英语二轮复习定语从句课件1，共17页。PPT课件主要包含了先行词，关系词，定语从句，without，with等内容，欢迎下载使用。
Harry Prter is a by wh has magic pwer.
which, wh, whm, whse, that
where, when，why ，介词+which/whm
关系代词（wh, whm, which, that, whse）的指代关系
1．when引导定语从句when表示时间,代替先行词并在定语从句中做时间状语，其先行词往往是表示时间的名词，如time, day, year, mnth, week等。2．where引导定语从句where表示地点, 代替先行词并在定语从句中做地点状语，其先行词往往是具体地点place, rm, muntain, airprt或抽象地点的名词如case, state, cnditin, pint, situatin等。3．why引导定语从句的用法why表示原因, 代替先行词并在定语从句中做原因状语，其先行词是表示理由的名词reasn。
一、关系副词引导定语从句
关系副词when, where, why引导定语从句时，关系副词也可用“介词+关系代词“代替。(1)when可以换成“介词＋which”。(2)where可以换成“介词＋which”。(3)why可以用fr which来代替。
It was a time when peple were divided gegraphically.
2. Emperr Qinshihuang united the seven majr states int ne unified cuntry where the Chinese writing system began t develp in ne directin.
3. There are many reasns why peple learn a freign language.
4. These were animal bnes and shells n which symbls were carved by ancient Chinese peple.
It was a time at which peple were divided gegraphically.
Emperr Qinshihuang united the seven majr states int ne unified cuntry in which the Chinese …
There are many reasns fr which peple learn a freign language.
These were animal bnes and shells where symbls were carved by ancient Chinese peple.
其中介词的选择和先行词的搭配有关。
一先：根据先行词的搭配习惯来确定。二动：根据从句中谓语动词的搭配习惯来确定。三意义：根据从句所表达的意义来确定。
介词选择的三原则：一先二动三意义。
根据定语从句中先行词的搭配习惯确定
根据定语从句中谓语动词的搭配习惯确定
根据定语从句所表达的意义来确定
Air, ________ which man can’t live, is really imprtant.The film ____________ I fell asleep was very bring.The pen _____which he is writing nw was bught yesterday.
during which
Wrkbk P62—P63