-
动词变单三的规则：
1.
一般的动词在词尾加
---s.
work
—
works,
read----reads
2.
以
s,
x,ch,sh,
及
辅
音
字
母
+o
结
尾
的
单
词
在
词
尾
加
---es.
Watch---watches,do----does.
3.
以辅音字母加
< br>y
结尾的动词变
y
为
i
，再加
---es. fly---
flies.
4.
以元音字母加<
/p>
y
结尾的动词直接在词尾加
—
s.
play---plays
5.
不规则变化。如：
have---has
练习题：
一
.
写出下列单词的单三形式。
二．用所给动词的适当形式填空。
1.I go to school by my
brother________(go)on foot.
your pen
pal like___________(draw)pictures?
’
s
_________(go)together.
Green_________(live) in Australia.
you
like __________(swim)?
friend
sometimes___________(watch)TV in the afternoon.
ususlly __________(go)to bed at 9:00.
brother___________(study)in a middle
school.
a usually ___________(get)up
early in the morning.
10.I
__________(play) football every day.
11. My parents and I _________(live) in
China.
_________(read) newspapers
every evening.
father ________(work)
in a factory.
often _______(swim) in
summer.
sun _________(rise) in the
east.
__________(study) E nglish every
day.
__________(go)to school at half
past seven every day.
Gao
__________(teach)us is very kind.
always ________(go)to school on foot.
______(get)up at six every day.
三．单项选择。
(
)1.
----Does Mike like painting?
-----________.
,I do.
,he
do.
,he
doesn
’
t.
(
)
father _________newspapers every day.
s
(
) likes_________kites.
(
) mother is a
_______English.
s
(
)5.
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