陳述句

　　陳述句分肯定式和否定式

　　什么叫陳述句？

　　用來說明一個事實和表達說話人的看法或觀點的句子叫做陳述句。陳述句朗讀時通常用降調，句末用句號。

　　She is a good student.

　　肯定式

　　主語＋系動詞＋表語

　　主語＋謂語動詞

　　主語＋謂語動詞＋賓語

　　主語＋謂語動詞＋賓語＋賓語補足語

　　主語＋系動詞＋表語

　　這是我爸爸。

　　This is my father.

　　今天暖和。

　　It is warm today.

　　主語＋謂語動詞

　　老師笑了。

　　The teacher smiled.

　　我不會讀。

　　I can't read.

　　主語＋謂語動詞＋賓語

　　我想要一個熱狗。

　　I want a hot dog.

　　我喜歡她。

　　I like her.

　　主語＋謂語動詞＋賓語＋賓語補足語

　　她英語講得好。

　　she speaks English well.

　　我很喜歡她。

　　I like her very much.

　　否定式

　　否定句是指句意含有不,沒有等意思的句子.

　　He is not a student.他不是學生。

　　I am not a boy. 我不是一個男孩。

　　1.在be動詞后加not

　　2.在can，should， will等后加not

　　3.不含be動詞也不含情態(tài)動詞的，在動詞前加助動詞否定形式don’t/doesn’t/didn’t

　　4.當句子是祈使句時

　　在be動詞后加not ,其他照抄

　　is → is not   isn't

　　are →are not   aren't

　　am →am not

　　was →was not  wasn't

　　were → were not  weren't

　　肯: He is a basketball player.

　　否：He is not a basketball player.

　　肯：There is a desk in the room.

　　否：There is not a desk in the room.

　　肯：They are Englishmen.

　　否：They are not Englishmen.

　　在can，should， will等后加not，其他照抄

　　can →can not  can't

　　should →should not  shouldn't

　　will →will not  won't

　　我會騎自行車。

　　I can ride a bike.

　　I can not (can't) ride a bike.

　　他明天會去學校。

　　He will go to school tomorrow.

　　He will not (won't) go to school tomorrow.

　　不含Be動詞也不含情態(tài)動詞時

　　主語+don’t/doesn’t/didn’t+動詞原形+其它

　　We eat apples.

　　否：We don’t eat apples.

　　He eats apples.

　　否： He doesn’t eat apples.

　　I went to school yesterday.

　　否：I didn’t go to school yesterday.