行为动词的一般现在时定义：表经常或习惯性的动作或者普遍真理和自然规律
e.g. I get up at 6:30 every day.
He often goes to the English corner.
The earth travels around the sun.
1）肯定句:?主语（I/We/You/They）+v.+其他
e.g. We study in a high school.
2）否定句：?主语（I/We/You/They）+do+ not+v.+其他
e.g.We don’t study in a high school
3）一般疑问句：?Do+主语（I/we/you/they）+v.+其他？
e.g. Do you study in a high school?
4）特殊疑问句：?疑问词+do+ 主语（I/We/You/They)+v.
e.g. What do you do?
Where do you go?
第三人称做主语时，动词的变化1. 多数直接在动词词尾加-s
play-plays like-likes ask-asks
work-works get-gets call-calls
2. 以字母s,x,ch,sh结尾的直接加-es
watch-watches, wish-wishes, fix-fixes,miss-misses
3. 以o结尾的动词，直接加-es
do-does go-goes
4. 以辅音字母加-y 结尾的动词，要先变y为i 再加-es.
try-tries study-studies fly-flies
反例：say-says enjoy-enjoys
5. 不规则的变化：have-has
练一练：用所给动词的正确形式填空
1.He usually ______(play) in the playground.
2.She often ______(watch) TV with her dog.
3.The earth ______(go) around the sun.
4.My mother _______look) after my little sister at home.
5. Lucy ________(have) some friends here.
6.Fang Ming _____________(not like )rice at all.
7.We_____(go)to school at 7:30 in the morning .
8.Mary seldom ________ (come) here.
9.Her uncle often _______ (drive) to Beijing.
10.Tom ______ (want) _________ ( work) in Hainan.