小学动词时态讲解及练习 (1)

总结
动词时态
名称
特征词
结构
一般现在 Usually通常, often经常, 非三单+动原 always总是, never从不， 三单+动词s\es sometimes有时，every 每一…… seldom 极少
现在进行 句首有look！ listen,！
句中或句尾有now,
It’s ...(几点了) . 后的句 子
games. You You aren’t playing computer
games. He He isn’t playing computer
games.
一般疑问句 把be拉到句首，后面的句子不变。
Are you playing computer games? Are you playing computer games? Am I playing computer games? Are we playing computer games? Is he playing computer games? Is she playing computer games? Is it playing computer games? Are they playing computer games?
flowers in the morning?
( A) 9) Sometimes I ________ flowers
in the morning.
A water
B.waters C.watering
现在进行时结构 am\is are +动词ing， 特征词：句子前有look！或Listen！ 句子前或句子未有now。
It is playing computer games now.
否定形式 be+ not +doing
I I am not playing computer games. We We aren’t playing computer
games. You You aren’t playing computer
一般现时：
1、经常性发生的事情、习 惯和爱好等
2、或者是指一些客观存在 的事实或规律。
时间词有： Usually通常, often经常, always总是, never从不， sometimes有时，every 每一…… s#43;动词-s\es
I often play computer games. We never play computer games. You always play computer games.
(A)3) We are _______ lesson now.
A.having B.has
C. have
A( )4)We ________football next Sunday.
A. will play
B. play C. plays
( B)5) Is he __some reading tomorrow?
否定形式 非三单动词前+ don’t
三单动词前+does+not
I don’t play computer games. We don’t play computer games. You don’t play computer games. They don’t play computer games. He doesn’t play computer games. She doesn’t play computer games. It doesn’t play computer games.
现在进行时：
说话时正在做的事情。
关键词：
句首有look！ listen,！ 句中或句尾有now, It’s ...(几点了) . 后的句子
动词构成 be（am is are)+doing
I am playing computer games now. They are playing computer games now. We are playing computer games now . You are playing computer games now . He is playing computer games now. She is playing computer games now.
一般疑问句 非三单句子+Do。
三单句子前+Does。
I Do you play computer games? We Do you play computer games? You Do I play computer games? You Do we play computer games? He Does he play computer games? She Does she play computer games? It Does it play computer games? They Do they play computer games?
be(am\is\ar e + doing
练习
（ B）1）Look! They are ________ .
A.are swimming B.swimming C..swims
( B)2)Listen! Sally ________ in the classroom.
.A.singing B. is singing C.sings
They usually play computer games.
You often play computer games.
She seldom plays computer games. It never plays computer games. He often plays computer games.
A.do B. going to do C.will do
( B) 6)Jiamin ____to Guangzhou in 2014.
A.go
B. will go C.goes
( B)7) My mother often____flowers in
the morning.
( A)8) Does your mother usually ______