Unit 2 be動詞 一般動詞的現在式 YouTube
be動詞 => 表示狀態/存在
一般動詞 => 表示動作
1. be動詞的現在式 => am, are, is
- be動詞的含意
是 (例) We are happy.
在 (例) She is in America. - 主詞 + be動詞
第一人稱 -> I am
(例) I am a boy.
第二人稱/複數名詞 -> You/They are
(例) You are my sons.
第三人稱單數/單數名詞 -> He/She/It is
(例) He is my student. - be動時的否定 => am/are/is + not
肯定句: 主詞 + am/are/is
否定句: 主詞 + am/are/is + not
(例) He is a good baseball player
否定句: He is not a good baseball player.
縮寫: He isn’t a good baseball player. - be動詞的疑問句 => 將be動詞放主詞前, 句尾加問號.
肯定句: 主詞 + am/are/is
疑問句: Am/Are/Is + 主詞
(例) That is his camera.
疑問句: Is that his camera?
(例) The girls is a junior high school student.
疑問句: Is the girls a junior high school student? - be動詞開頭的疑問句, 可用yes/no來回答
問句: Am/Are/Is + 主詞
答句: Yes, 主詞 + am/are/is. No, 主詞 + am/are/is + not
(例) Is that man your math teacher?
答句: Yes, he is. / No, he is not. / No, he is my PE teacher.
(例) Are you eating your lunch?
答句: Yes, I am. / No, I'm not.
2. 一般動詞的現在式
- 主詞 + 一般動詞 => 現在式
表示動作, 習慣
現在式中主詞為第三人稱單數,一般動詞加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 like dogs. - 一般動詞加s或es的方法
A. 大部分動詞加S. (例) works, plays.
B. 一般動詞字尾為a, s, sh, ch時加es. (例)goes, washes
C. 一般動詞字尾為子音+y時去y加ies. (例)cry -> cries, study -> studies. - Have/Has => 有,吃 的單數動詞為 has
(例) They have a lot of money. (不可數n.)
(例) He has a lot of money. - 一般動詞的否定句 => 不可以在一般動詞後面加not, 需用助動詞do/does.
do 用於主詞為I, you / dose 用於第三人稱單數.
肯定句: 主詞 + 一般動詞.
否定句: 主詞 +do/dose + not + 原形動詞.
(例) The twin brothers go to school by bus.
否定句: The twin brothers do not (don’t) go to school by bus.
(例) Sam has dinner at the restaurant.
否定句: Sam dose not (doesn’t) have dinner at the restaurant. - 比較: 否定句
be動詞 He is my boyfriend. -> He is not my boyfriend.
一般動詞 He likes dogs. -> He doesn’t like dogs. - 一般動詞疑問句, 不可將一般動詞放主詞前用需用助動詞do/does
(例) You visit your grandmother on Sundays.
疑問句: Do you visit your grandmother on Sundays?
(例) He comes from England.
疑問句: Does he come from England? - 比較: 答句
助動詞do/does開頭的問句, yes/no之後用do/does回答
(例) Does the little boy go to school?
答句: Yes, he does / No, he doesn’t - 比較: 疑問句
be動詞 => She is beautiful -> Is she beautiful? Yes, she is.
一般動詞 => She loves tennis -> Does she love tennis? Yes, she does.
