文档介绍：初三英语期中下册知识点
1. 意为“在……旁”，“靠近”。
Some are singing and dancing under a big tree. Some are drawing by the lake.
bad for our eyes.
It”s bad for our eyes to read books in the sun.
二、常用状语从句
：when, not…until, as soon as
：so that+从句; to do（为了）
：so…that+从句, too…to do（太……以至于……）
：if, unless（除非）, as long as（只要）
：though, although, even though, even if ，no matter what/when/where/who/which/：as…as…, not so…as…, than
三、重点句型
is said that + 句子 据说…It is reported that + 句子 据报道…
is no need to do 没必要做…
”s adj. for sb. to do 做…对某人来说…
… that … 如此… 以至于…too … to do 太… 而不能…
…until… 直到…才… 例： I didn”t go to bed until my mother came back.
reason why + 句子 is that + 句子 … 的缘由是…
reason why he got angry was that she told him a lie. (他生气的缘由是她对他说了谎)
is why + 句子 那是…的缘由
is because + 句子 那是由于…
we all know, +句子 据我们所知
is generally / publicly known / considered that…, 众所周知
句型构造根本概念
句型构造根本概念：与汉语相像，英语句子是由主语(subject)，谓语动词(verb)，宾语(object)，表语(predicative)，状语(adverbial)，宾语补足语(objectcomplement)等成分组成，根据这些成分的组合方式英语句子可分为五种根本句型