一般过去时、一般将来时语法知识及练习题.pdf

一般过去时、一般将来时语法知识及练习题 一般过去时 1．一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时 间状语连用。一般过去时也表示过去经常或反复发生的动作。 2 ．Be 动词在一般过去时中的变化： ⑴am 和 is 在一般过去时中变为 was 。（was not=wasn ’t） ⑵are 在一般过去时中变为 were 。（were not=weren ’t） ⑶带有 was 或 were 的句子，其否定、疑问的变化和 is, am, are 一样，即否定 句在 was 或 were 后加 not ，一般疑问句把 was 或 were 调到句首。 3 ．句中没有 be 动词的一般过去时的句子 ? ?否定句： didn ’动词原形，如：t + Jim didn ’ t go home yesterday. ? ?一般疑问句：在句首加 did ，句子中的动词过去式变回原形。 如： Did Jim go home yesterday? ? ?特殊疑问句：⑴疑问词 +did+主语 +动词原形？ 如 :What did Jim do yesterday? ⑵疑问词当主语时：疑问词 +动词过去式？ 如： Who went to home yesterday? 4 、规则动词的变化： 一般动词 +ed planted,watered,climbed 以不发音的 e 结尾 +d liked 辅音字母加 y 结尾 -y+ ied study —studied, cry- crie d 重读闭音节单词， 末尾只有一个辅 双写最后一 stop –stopped 音字母 个字母 +ed plan - planned 5 ．不规则动词过去式： 原形 过去式 原形 过去式 原形 过去式 原形 过去式 sweep swept teach taught have had go went keep kept think thought do did find found sleep slept buy bought eat ate say said feel felt drink drank is/am was take took read read give gave are were mean meant put put sing sang drive drove meet met cut cut begin began speak spoke make made let let ring rang write wrote see saw fly flew run ran ride rode come came draw drew sit sat hear h