狀態(tài)/存在 動作 時態(tài)
- be動詞的現(xiàn)在式 - am,are,is
be動詞的含義
是（例）We are happy.
在（例）She is in America.
主詞 + be動詞（am\are\is使用場景）
第一人稱（I） + am => I am a boy.
第二人稱（you）/復(fù)數(shù)名詞(they) + are
You are my sons.你們是我的兒子缓窜。
第三人稱單數(shù)/單數(shù)名詞 + is（he\she\it）
He is my student.
be動詞的否定=>am/are/is + not
肯定句：主詞+am/are/is ...
否定句：主詞+am/are/is + not ...
（例）He is(He's) a good baseball player.
否定句=>He is not a good baseball player.
+>He isn't a ggod baseball player.
be動詞的疑問句 =>將be動詞放主詞前，句尾加問號蒲拉。
肯定句：主詞 + am/are/is
疑問句：Am/Are/Is + 主詞...?
（例）That is his camera?
The girl is a junior high school student.
疑問句=>Is the girl a junior school student?
be動詞開頭的疑問句恢共，可用Yes或者No回答
問句：Am/Are?is + 主詞...?
答句：Yes,主詞+am/are/is. No,主詞+am/are/is.
（例）Is that man your math teacher?
答:Yes,he is ./No,he is not.
Are you eating your lunch?你在吃午餐嗎诞帐？
答句：Yes,I am./No, Iam not.
- 一般動詞的現(xiàn)在式
主詞 + 一般動詞 =>現(xiàn)在式中撞牢，主詞為第三人稱單數(shù)升筏，（他她它）一般動詞 + s或es
第一人稱： I like dogs./We like dogs.
第二人稱： You like dogs./ You like dogs.
第三人稱：He likes dogs./They ike dogs.
一般動詞+s或es的方法
語法的規(guī)則，記下下來就行鲜结，來由是和歷史演變有關(guān)的
a. 大部分動詞 + s，其發(fā)音為[s]
（例）works plays
b. 一般動詞字尾為a\s\sh\ch時活逆，加es
例 goes/z/ washes/?z/ watches/?z/
c. 一般動詞字尾為字音+y時精刷，須去掉y加ies
例 cry ->cries study->studies
have和has=>have（有，吃）的單數(shù)動詞為has
例 They have a lot of money.不可數(shù)n.
He has a lot of money.
一般主詞的否定句=>不可在一般動詞后加not蔗候，須用助動詞do/does
do =>用于主詞為 I you 復(fù)數(shù)/does=>用于主詞為第三人稱單數(shù)
肯定句：主詞+一般主詞...
否定句：主詞+do/does+not + 原形動詞
例 1.1 The twin brothers go to school by bus.
否定句： The twin brothers do not(don't) go to school by bus.
1.2 Sam has dinner at the restaurant.
否定句：Sam does not（doesn't） have dinner at the restaurant.
比較：否定句
be 動詞 => He is my boyfriend.
He isn't my boyfriend.
一般動詞 => He likes dogs.
He doesn't like dogs.
一般動詞的疑問句=>不可將一般動詞放主詞前面怒允，須用助動詞do/does
疑問句：Do/Does + 主詞 + 原型動詞...?
例：1.1 You visit your grandmother on Sundays.每逢星期天都會去探望外婆。
問句：Do you visit your grandmother on Sundays?
1.2 He comes from England.
問句：Does he come from England?
助動詞do或does開頭的問句Yes/No 之后用do/does回答
例 Does the little boy go to shcool?
答句： Yes,he does./No, he doesn't.
比較：疑問句
be動詞 => She is beautiful.
Is she beautiful?
一般動詞=>She loves ternnis.
Does she love ternnis?
Yes,she does./No,she doesn't.
學習筆記：謝孟媛英語初級文法完美版視頻課程
