1 not 在否定疑問句中,可以放在be動詞、情態(tài)動詞或助動詞后,也可以放在主語后。
Isn't it red? 它不是紅的嗎 ?(not這時要用縮寫式Isn't )
Is it not red?
Don't you like the book? 你不喜歡這本書嗎 ?
Do you not like the book?
Can't you go with her? 你不能同她一起去嗎 ?
Can you not go with her?
2 not 在反問句中,必須放在be動詞、情態(tài)動詞或助動詞后,一般不能放在主語后。
Can't you do it better? 你難道不能做得更好嗎?(=You should do it better.)
Don't you know who he is? 你難道不知道他是誰嗎?
Haven't I told you that? 我難道沒告訴你那個嗎?