am 第一人称“I”使用
1.be 动词：is 除第一人称之外的单数和不可数名词使用
are 复数形式使用
3.可数名词复数变化规则
⑴一般情况直接加 -s ，以e 结尾的只加 -s
cow——cows lion——lions horse——horses
⑵以s、x、sh、ch、z结尾的加–es
watch——watches box——boxes bus——buses
⑶以辅音字母加y 结尾的变y为i再加–es；以元音字母加y结尾的加-s
strawberry——strawberries boy——boys
⑷以o结尾的，有生命加-es无生命加-s
tomato——tomatoes photo(照片)——photos
⑸不规则变化：
foot—feet（脚）sheep—sheep（绵羊）fish—fish（鱼）
man—men （男人）woman—women（女人）child——children（孩子们）
policeman—policemen（男警察）policewoman—policewomen（女警察）
4.常见缩写（完整）形式
I am = I’m is not = isn’t are not = aren’t do not = don’t
does not = doesn’t what is = what’s who is = who’s they are = they’re
we are = we’re you are = you’re it is = it’s he is = he’s she is = she’s
5.特殊疑问句
A.询问职业
1) What is +单数（he/she/your mother/father/grandpa/his sister/her aunt…）？
He/She is a …(职业)
例句：——What is your uncle ? ——He is a policeman.
2）What are +复数(they/your grandpa and grandma…) ?
They are …（职业复数）
例句：——What are your father and mother ? ——They are workers.
3）What are you ? 你是做什么的？
I am a student. 我是一名学生。

B.询问别人拥有什么
What do you have ? 你（们）有什么？What do they have ? 他们有什么？
I/We have …They have …
What does he have ? 他有什么？What does she have ? 她有什么？
He has …She has …
What does Colin(单数人名) have? 科林有什么？
Colin/He has …
注：句子后也可加地点如：on the farm (在农场) in the box （在盒子里）
例句：——What does Susan have in her box ?
C.询问吃什么
1）What’s for breakfast/lunch/dinner ? What do you(we) have for …?
We have …(食物) /I have …We/I have …
2）What does he/she have for breakfast/lunch/dinner ?
He/She has …
例句：——What does Lucy have for lunch ? ——She has rice, chicken and vegetables . D.询问什么时候做什么
1）When do you +动词短语？例句：When do you get up ?
I/We +动词短语+时间I get up at six in the morning.
2) When does he/she +动词短语？例句：When does she have classes ?
He/She+动词单三形式+其他+时间She has classes at eight in the morning. 在几点用at加数字表示，如：at six 在六点at twelve 在十二点
表示时间的短语：in the morning在早上in the afternoon 在下午
in the evening在晚上（指天刚黑时）at night在晚上（指九点以后）数词（本课表达时间使用）：one 一two二three三four四five五six六
seven七eight八nine九ten十eleven十一twelve 十二。