内容正文:
Revision
一般现在时
目录
01
02
03
04
02
一般现在时
一般过去时
现在进行时
一般将来时
一般现在时
一般现在时
一般现在时
a.经常或习惯性的动作或状态
例:We clean our classroom after class.
He plays football every Sunday.
一.概念:
b. 客观真理
例: The sun rises in the east every day.
There are 60 students in my class.
c. 在条件状语从句和时间状语从句中, 用一般现在时表示将来。
例: I will wait for you until you come back.
一般现在时
四、否定结构: be not don’t/doesn’t +V原
一般疑问结构: Be + 主语 + 其他?
Do/Does 十主语+ V原+其他?
特殊疑问结构: Wh- + 一般疑问句 ?
一般现在时
二、谓语动词基本形式: be V原 VS
三、标志词: a.时间状语 on Mondays......
b.频度副词 every......
一般现在时
1.一般在动词原形后加-s
run-runs, sing-sings, see-sees,
2.以ch, sh, s, x,o 结尾的动词,加-es
teach-teaches, wash-washes, pass-passes
3.以辅音字母+y 结尾的动词,先将y变为i,再加-es
try-tries, study-studies, fly-flies, cry-cries
4.特殊情况不规则变化。
have-has
五、三单变化规则:
一般现在时
一般现在时
1. The light ( travel ) faster than the sound.
2. I’ll call you when I (come back) tomorrow.
3. Miss Green ________ (look) worried. What’s wrong with her?
4. My father ________ (not watch ) TV in the evening. he often (read) newspapers.
travels
come back
looks
doesn't watch
reads
现在进行时
现在进行时
一、概念:
表达现在正在做的事情
例:Tony is eating a delicious ice cream.
Daming is having lunch.
Some people are going to the theatre.
二、谓语动词结构:
be+doing
三、标志词:
例:now,at the moment,look, listen,be quiet
a.正在发生
b.现在进行时表将来
例:come go fly ...
四、肯定:
否定:
疑问:
主 + be doing
主 + be not doing
Be + 主 + doing... ?
现在进行时
V-ing 变化规则:
a. 直
一般情况下,动词后直接加-ing
例: working, buying, visiting, talking, saying
b. 去
以不发音的e结尾的动词,去掉e,然后加-ing
例:take-taking, have-having, leave-leaving,write- writing
c. 双
以辅元辅的重读闭音节结尾的动词,若末尾只有一个辅音字母,双写这个辅音字母,然后加-ing
例:stop-