—— an English book on the desk?用have,has,there is,there are填空

HE ——(read) an English book now is ,an,book,english,this an english book复数形式 ————English book前加an还是a —— an English book on the desk?用have,has,there is,there are填空 改一般疑问句 He has an English book.——he had an English book?应该怎么改?改一般疑问句 He has an English book.___he had an English book?应该怎么改?我就是想不通句子中为什么不是have而是 had,如果是had的话就 There is an English book in the desk.（改为复数句）— — English — in the desks. 是an English book还是a English book 是an English book还是a English book? That is an English book变成复数 It is an English book.（复数） l_______________!That is an English book. It's an english book.复数形式 It is an English book . 肯定回答 Is that an English book?如何回答 I her for an English book Please p____ me an English book 英语翻译an English book翻译中文------------------------