—The supermarket _________ at 9 a.m. and it __________ at 9 p.m. every day. —So I have to go there before 9 p.m.[ ]A. open; close B. opens; closed C.-七年级英语
构成
举例
一般情况
词尾+s
动词原形
第三人称单数
work(工作)
stop(停止)
works
stops
以-ch, -sh, s, x, o结尾
词尾+es
teach(教)
wash(洗)
dress(装扮)
fix(安装)
go(去)
teaches
washes
dresses
fixes
goes
以“辅音字母+y”结尾
变y为i,再加es
fly(飞翔)
try(尝试)
flies
tries
特殊变化的词:
be (是) - am,is,are
I am
she/he/it,名词单数都用 is
we,you,they,名词复数都用are
have (有) - have,has
I,we,you,they,名词复数都用have
she/he/it is,名词单数都用 has
助动词,不论单复数、不论什么人称都没有变化,都用 can,may,must,need,ought to 等。
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上一篇:The little boy is very kind. He always _____ his food _____others. [ ]A. share; with B. share; forC. shares; withD. shares; for-七年级英语
下一篇:用括号中所给动词的正确形式填空。 1. Kitty doesn't have much time _____ (talk)with her friends.2. I'd like _____ (answer)your questions.3. Mr Fang often __-七年级英语
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