photo- photos child-children foot-feet tooth- teeth knife-knives baby-babies 家庭family-families 马铃薯 potato----potatoes 树叶leaf---leaves 德国人Germans
1. 直接加s (元音字母+y 直接加)likes, wants, plays, stays, enjoys, buys
2. s, x, sh, ch ,o结尾加 es-------teaches, watches, washes , passes, goes, does
3. 辅音字母+y ,去y改i加es study---studies, fly---flies, carry---carries
三、现在进行时be + V-ing (现在分词)
1. 去e 加 ing。 如： dance---dancing, write---writing, live---living, make---making, ride---riding, drive---driving
2. 双写加ing。 如： put—putting, get---getting, swim---swimming, run---running, sit---sitting, shop---shopping, plan---planning, begin- beginning一般过去时
如：was play, were perform, was go, were bought, was made ×这些都错
如果没有表示动作的实意动词，就用 was / were 跟形容词
如：They were happy. The trip was wonderful. The food there was very delicious.
The people there were friendly.
出生用was born 或 were born
I was born on April 2nd. He and I were both born in September.
2. 否定形式：didn’t 跟原形动词 I didn’t like climbing hills before.
She didn’t go swimming, she visited some places of interest yesterday.
3. 疑问形式： did 跟原形动词
Did you enjoy yourselves last night? Yes, we enjoyed ourselves.
How did he travel there? He traveled there by plane.
1)直接加ed played, stayed, performed, traveled, enjoyed, visited, entered
2)结尾加d, danced, liked
3)辅音字母加y, 去y改i加ed carry—carried, study—studied
4)重读闭音节，双写辅音字母加ed stopped, planned
yesterday, yesterday evening = last night, a moment ago = just now , before
last Sunday / week/ month/ year/ summer, in 2009, at the age of…(在…岁时)
6. 当表示会做某事时，用canà could + 动词原形
At the age of eight, he could ride a bike.
When he was a child, he couldn’t wash clothes, but now he can.一、以下词或短语后须 跟 “to + 动词原形”
want to do, need to do, would like to do, learn to do…学会做…
forget (忘记做)to do, remember to do…(记住做)
hope to do…, wish to do sth. plan to do…, ask sb to do, tell sb to do
help sb (to ) do , love to do , begin / start to do…开始做…
It’s good to do…, It’ s time to do sth. (该做……)
It’s a good time/ season to…It’s your turn to… (轮到你…….)
二、以下词或短语后须 跟 “ 动词ing ”
1. like doing sth, enjoy doing sth, stop doing sth
see sb doing sth, hear sb doing sth, watch sb doing sth, 看见/ 听见/观察到某人正在
I saw him climbing the tree. 我看见他在爬树。We watched them playing chess.
Can you hear the birds singing in the trees?
be busy doing sth, 正忙着……
2. go shopping/ swimming/ fishing / climbing /hiking / skating/ skiing/traveling
3. 介词后跟“ 动词ing ”
thank you for helping / telling me , what /how about doing sth
be good at doing sth= do well in doing … by doing sth, before doing介词用法
1. in + 年，月，季，早，午，晚
in 2008, in October, in spring, in the morning/ afternoon/ evening
2. on + 某一天 (节日，假日，周日)
on that day, on Teachers’ Day, on Children’s Day, on Mother’s Day
on Tuesday (周二), on Thursday (周四), on Wednesday (周三)
3. at + 点钟 for+ 一段时间 for two days, for three months
在……期间 during the holidays, during the time, during the three days
在两者之间 between …and between you and me, between him and her
注意：在yesterday, last week, last night, this morning, next year前不可加介词1、play后接乐器时，乐器名词前要加the