I fished writing a letter .(改为一般疑问句和否定句)

I fished writing a letter .(改为一般疑问句和否定句) I'm writing a letter athome.(改为否定句,一般疑问句,肯定回答、否定回答,提问） I am writing a letter to my pen pai now.(改为一般疑问句,并作否定回答.) I am a student 改为一般疑问句和否定句 I have written a letter.改成否定句和一般疑问句? 英语 I am a teacher 改为否定句 一般疑问句 肯定和否定的回答 I sit on a chair .改为一般疑问句,否定句,肯定回答,和否定回答,还有 I read a book last nighe.改为否定句,和一般疑问句,肯否定回答. I'm writing a letter 改为特殊疑问句 I have a car改为一般疑问句,否定句 改为一般疑问句和否定句 I ate too much. He is a good student 改为一般疑问句和否定句 I can dranw a tree 改为一般般疑问句