第三人称单数,现在分词和过去式

第三人称单数 现在分词 过去式
ride ride riing

try tries trying tried

die dies 无 died

push pushes

cry cries crying cries

enter enters entering entering

pick picks picking picked

play plays playing played

count counts counting counted

sing sings singing sang

tell tells telling told

sell salls salling sold

cost costs 无 cost

spend spends spending spent

write

speak

say

fly

stand

动词的现在分词及动名词(规则)

1．一般在词尾加“-ing”help-helping look-looking plant-planting work-working

2．以不发音e结尾的词，先去e，再加“-ing”live-living hope-hoping change-changing

3．以“y”结尾时直接加“-ing”play-playing stay-staying study-studying carry-carrying

4．以ie结尾的动词，先将ie变为y，再加ing。die-dying lie-lying tie-tying

5．以重读闭音节结尾，末尾只有一个辅音字母的词，要双写这个辅音字母，然后再加ing。

drop-dropping begin-beginning run-running prefer-preferring

6．少数双音节动词，尽管重音不在后面，可以双写末尾的辅音字母，然后再加ing。travel-traveling （美语）旅行

travel-travelling（英语）旅行

动词的过去式和过去分词(规则)

1．一般在词尾加“-ed”help-helped-helped look-looked-looked plant-planted-planted work-worked-worked2．以不发音e结尾的词加“-d”live-lived-lived hope-hoped-hoped change-changed-changed

3．以“元音字母＋y”结尾时，加“-ed”；以“辅音字母＋y”结尾时，变 y为i，再加“-ed”

play-played-played stay-stayed-stayed study-studied-studied carry-carried-carried

4．以重读闭音节结尾，末尾只有一个辅音字母的词，要双写这个辅音字母，然后再加ed。

drop-dropped-dropped stop-stopped-stopped plan-planned-planned prefer-preferred-preferred

5．少数双音节动词，尽管重音不在后面，可以双写末尾的辅音字母，然后再加ed

travel-traveled-traveled（美语）travel-travelled-travelled（英语）

see的第三人称单数形式：sees；过去式：saw；现在分词：seeing。
open的第三人称单数形式：opens；过去式：opened
；现在分词：opening。