初二英语必考知识点.doc

初二英语必考知识点
陈小华
，( but a + useful, university, European)
an用于以元音开始的单词前(but an hour, honest)。
，形容词最高级前要用定冠词。如：He is the oldest in the family.
，而第二次再提到该物或人时应用定冠词。There is a map in the classroom. The map is on the wall.
， began to learn how to play the piano but her brother wanted to play basketball.
few /few /a little /little 的区别
表否定(几乎没有) 表肯定(有一点/几个)
修饰可数名词 few a few
修饰不可数名词 little a little
/ thousand /million /billion 前有基数词时,其后不加s,也不加of .若没有时 ,既加s 也要带of .
: a).分子用基数词,分母用序数词 b).当分子大于1时,分母加复数.
1/4 one fourth 3/4--- three fourths
，放在系动词的后面。(look,feel,smell,sound….)He looks happy today.
，anything，nothing，everything等复合不定代词时，须放在其后。Would you like something hot to drink？

“It’s+adj.+for+sb.+不定式”表示“做某事对某人来说怎么样”。=To do sth is adj for sb .注意：这一句型中常用的形容词有important，necessary，difficult，easy，hard，dangerous，safe，useful，pleasant，interesting，impossible等。
　It’s not easy for them to learn a foreign language.（=To learn a foreign language is not easy for them.）
).enough 修饰adj /adv 时,放在其后.
　He is old enough to go to school .
4) also，too，as well与either 的区别
also，as well，too，用于肯定句，also常用于be动词，情态动词，助动词之后，行为动词之前；as well，too用于句末；either用于否定句中，置于句末。

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