内容正文:
主语
be 动词肯定
be 动词否定
动词-ing 形式
其它信息
I
am
am not
working
eating
taking
planning
right now.
dinner now.
a walk this evening.
our trip today.
He / She / It
is
is not
We / You / They
are
are not
第十五章 动词的现在进行时
什么是现在进行时 What is Present Progressive?
现在进行时表示现在正在发生的动作
狭义现在: 准确的现在这一刻(即时)
模糊的现在这一段(暂时)
We are watching TV now.
I am working this week.
Michael usually drives to school, but he is riding his bike today.
It rained a lot last night, but the sun is shining this morning.
现在进行时的构成
(
现在进行时:
be
动词
+
动词
-ing
形式
(
am/is/are+doing
)
)练习:找出段落中的现在进行时
Jacob is a passenger on Flight 873.
He is flying to California.
He is going there because his company is doing business there.
Right now, Jacob is not talking to anyone.
He is not eating anything.
He is not drinking anything.
Jacob is looking at his phone.
He is listening to his favorite music.
He is a very happy passenger right now.
101
admit
承认
fit
适合
rot
腐烂
ban
禁止
jog
慢跑
scan
扫描
beg
乞求
mop
拖地
ship
运输
cancel
取消
nod
点头
shop
购物
chat
闲聊
permit
允许
skip
跳过
clap
鼓掌
plan
计划
spot
注意到
commit
承诺
prefer
倾向于
step
走
dip
蘸
refer
参考
stop
停止
drop
掉落
regret
后悔
submit
提交
equip
装备
rob
抢劫
trap
困住
动词-ing 形式的变化:动词+ing
1、动词末尾直接加-ing
We are working on our final projects this week.
No one is eating in the cafeteria right now.
check – checking
look – looking
answer – answering
help – helping
rain – raining
talk – talking
call – calling
listen – listening
2、以字母 e 结尾的动词,去 e 加-ing;以字母 ee 结尾的动词,直接加-ing
Many people are taking the train because of the snow.
I am baking a cake for my friend's birthday.
move – moving
waste – wasting
see – seeing
like – liking
hope – hoping
free – freeing
close – closing
agree – agreeing
3、以重读闭音节辅音元音辅音结尾的动词,双写最后一个字母,再加-ing
We are planning our class project.
The janitor is mopping the floor.
(
需要双写加
-ing
的常见动词:
45
个
)102
cut
切割
shut
关闭
put
放置
let
让
set
设置
hit
打击
run
跑
get
得到
win
赢
sit
坐下
dig
挖掘
begin
开始
forget
忘记