作业帮人教版七年级英语下册第九单元的语法
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/07/04 22:43:52
人教版七年级英语下册第九单元的语法
（一）一般过去时
1表示在过去某个或某段时间发生的动作或存在的状态,常与yesterday,last year in1678 two years ago,before libration等表示过去时间状语连用.例如：I went to woke early yesterday.
2表示过去一段时间内经常发生或反复发生的行为,虽与every day sometimes等时间状语连用,但也要用过去时
例如：I often went to swim in the lake last summer.
（二）一般过去时有系动词be的过去式和行为动词的过去式
1be动词的过去式
一三人称单数用was 第二人称单数和所有复数用were
一般疑问句将was were提前 否定句在was were后加not
2行为动词的过去式构成
2.1规则的
2.1.1一般在末尾加ed clean--cleaned
2.1.2 以e结尾直接加d
2.1.3 以重读闭音节结尾且末尾只有一个辅音字母,应双写这个辅音字母再加ed 一般结构 辅+元+辅 stop-stopped plan--planed
2.1.4辅音字母+y结尾把y变再i加ed
study-studied carry--carried
3不规则的
do-did go -went read--read see-saw get --got sit--sat have/has--had become--became begin-began eat -ate give--gave tell-told teach--taught take--took stand--stood say--said
know--knew find--found feel-felt catch--caught come--came buy-bought bring--brought
make -made grow-grew put-put run -ran hear--heard write--wrote
1表示在过去某个或某段时间发生的动作或存在的状态,常与yesterday,last year in1678 two years ago,before libration等表示过去时间状语连用.例如：I went to woke early yesterday.
2表示过去一段时间内经常发生或反复发生的行为,虽与every day sometimes等时间状语连用,但也要用过去时
例如：I often went to swim in the lake last summer.
（二）一般过去时有系动词be的过去式和行为动词的过去式
1be动词的过去式
一三人称单数用was 第二人称单数和所有复数用were
一般疑问句将was were提前 否定句在was were后加not
2行为动词的过去式构成
2.1规则的
2.1.1一般在末尾加ed clean--cleaned
2.1.2 以e结尾直接加d
2.1.3 以重读闭音节结尾且末尾只有一个辅音字母,应双写这个辅音字母再加ed 一般结构 辅+元+辅 stop-stopped plan--planed
2.1.4辅音字母+y结尾把y变再i加ed
study-studied carry--carried
3不规则的
do-did go -went read--read see-saw get --got sit--sat have/has--had become--became begin-began eat -ate give--gave tell-told teach--taught take--took stand--stood say--said
know--knew find--found feel-felt catch--caught come--came buy-bought bring--brought
make -made grow-grew put-put run -ran hear--heard write--wrote