把它改成一般疑问句 He has two baseballs in his room

把它改成一般疑问句 He has two baseballs in his room he has to clean his room 改为一般疑问句 Tim has a TV in his room改一般疑问句 he has to clean his room 改为一般疑问句（）he ()()clean his room He has found nothing in the room(改为一般疑问句) the twins have baseballs改成一般疑问句 1.His hair is short.2.He has short hair.把两个英语句子改成否定句,一般疑问句,并 We have two new baseballs in our class改为一般疑问句 He has a skatboard.改成一般疑问句 那个请问一下Nick has a computer in his room.怎么改一般疑问句 He has lost his book.先改成一般疑问句,在做肯定回答. He's studying English in his room.改为一般疑问句并做否定回答