学而思英语四年级前5课

1 、used to 过去

肯定：S + used to + do（动词原型）

否定：S +didn’t + use to + do

疑问：Did + S + use to + do

2、

主问句：①疑问词who(人)/what(物) ②抄（无助动词）

宾问句：①疑问词who/what ②助动词 do(动原) does(三单) did(过去) ③动原

He bought a book.

Who bought a book

What did he buy

3、反身代词

①某人自己

Am / is / are

Was / were

Been

②五单三复

Myself yourself himself herself itself

Ourselves themselves yourselves

③主语/宾语（人称和单复数）决定反身代词

④by + 反身代词

4、形/副词

①形名动副 /系形副形

②形变副

1. + ly

2. y变i +ly

变ly

4.特殊不变fast, hard, enough, early, late,straight,high,far