it is his pen改为肯定句

it is his pen改为肯定句 Is it a pen?改为肯定句 It is his pen(改为一般疑问句) His pen is dlue改为否定句 It is a pen.改为否定句,并作肯定回答.改为一般疑问句,并作否定回答 This is not my pen.(改为肯定句) I think it is his pen同义句I( )( )it ( )his pen.改否定句! His pen is in the pencil case 改为否定句 That is his pen.(改为否定句） his pen pai is from japan 改为同义句 The pen on the dresser is his pen.(改为同义句) It is his book.改为否定句. This is a pen改为否定句,改为单复数转换改为一般疑问句或提问,肯定句做回答. I think it is his pen.(改为否定句） I _______ _____it_______his pen.最好说出理由你们这么多人回答，可能否告诉我为什么后面的is不要改为isn’t 如This is his pen.要照样写：your TVs肯定句 This pen is his.their toys疑问句our theachers否定句 is that his pen?改为复数 is it a sunny day?改为肯定句 Is it really a dog?改为肯定句