He has a useful book.有错吗

He has a useful book.有错吗 He has _____ useful book.(填an或a) He is rich. He has many money. A dictionary is an useful book. 找出错误并改正 ( )useful book a/an what a useful book it an useful book还是a usefull book? He has a new book.(一般疑问句) 是不是为：Has he a new book? He gave my sister ____ useful book yesterday.A.an B.a C.X He has a Chinese book .he has an English book改为选择疑问句 He said that that was a useful book.为什么有两个that,这个结构是什么 He bought me a book __（包含）lot of useful information 为什么 he have a book 而 l has a book 用 has? O_____ ,it is a useful book a useful book的中文意思 怎样把He has a book.改为特殊疑问句? He has got a picture book复数形式 does he has a book 这句对吗 He has written a book,the name____I have completely forgotten.