英语在小升初考试中占有一定比重,新学期的改变,应该从了解英语的知识点开始。下面是查字典小考网为大家分享的小升初英语语法重要知识点动词时态,供大家参考!
小升初英语语法重要知识点:动词时态
一般现在时:
一般现在时的构成
1. be动词:主语+be(am, is, are)+其它。如:I am a boy. 我是一个男孩。
2. 行为动词:主语+行为动词(+其它)。 如: We study English. 我们学习英语。
当主语为第三人称单数(he, she, it)时,要在动词后加"-s"或"-es"。如:Mary likes Chinese.玛丽喜欢汉语。
动词+s的变化规则
1.一般情况下,直接加-s,如:cook-cooks, milk-milks
2.以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes
3.以“辅音字母+y”结尾,变y为i, 再加-es,如:study-studies
(2)一般过去时:
动词过去式详解 动词的过去式的构成规则有:
A、规则动词
① 一般直接在动词的后面加ed:如worked , learned , cleaned , visited
②以e结尾的动词直接加d:如lived , danced , used
③ 以辅音字母加y结尾的动词要改y为i再加ed(此类动词较少)如study – studied carry – carried worry –
worried (注意play、stay不是辅音字母加y,所以不属于此类)
④ 双写最后一个字母(此类动词较少)如stopped
B、不规则动词(此类词并无规则,须熟记)小升初阶段要记住以下动词的原形和过去式:sing – sang , eat – ate ,
see – saw , have – had , do – did , go – went , take – took , buy – bought , get – got , read – read
,fly – flew , am/is – was ,
are – were , say – said , leave – left , swim – swam , tell – told , draw – drew , come – came , lose
– lost , find – found , drink – drank , hurt – hurt , feel – felt
(3)一般将来时:
基本结构: ①be going to + do;
②will+ do. be going to = will
I am going to go swimming tomorrow(明天). = I will go swimming tomorrow.
(4)现在进行时: am,is,are+动词现在分词
动词现在分词详解 动词的ing形式的构成规则:
① 一般的直接在后面加上ing , 如doing , going , working , singing , eating
② 以e 结尾的动词,要先去e再加ing,如having , writing
③ 双写最后一个字母的(此类动词极少)有:running , swimming , sitting , getting
以上是是查字典小考网为大家分享的小升初英语语法重要知识点动词时态,希望对大家有所帮助!