初中英語時態(tài)知識點：一般疑問句的幾點注意事項
一般用什么問就用什么來回答。
但以下例外：Is this a pencil? Yes , it is./ No, it isnt.
Is that your backpack? Yes , it is./ No, it isnt.
Are these your parents? Yes, theyre./ No, they arent.
Are those Jims brothers? Yes, theyre./ No, they arent.
當(dāng)句子中沒有be動詞，也沒有情態(tài)動詞時，變一般疑問句時，在主語前加助動詞do (I, we, you,以及復(fù)數(shù)), does(第三人稱單數(shù)she,he,it等)變成問句;
