— Could you tell me _____? I must find him. — Sorry, I have no idea. But he was here just now. [ ]A. where Tom was B. where has Tom goneC. where can I fi-九年级英语
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:— Mum, will you take me to the park tomorrow? — If itrainy. [ ]A. won't B. doesn't C. isn't D. won't be -九年级英语
下一篇:用方框中所给词组的适当形式填空。 be harmful to,cut off,in public, be supposed to,take up 1. We each protect the environment.? 2. Students shouldn't play comp-九年级英语
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