These---(be)his English books

These---(be)his English books These be his books的正确形式 These a___ my English books. these english reference books are. Among these books( )an English novel that his mother gave hi 用be的适当形式填空：These books in the backpack This his watch .It wh These are English books?改为一般疑问句? books,English,are,these,whose 造句 These are English books.改为单数形式 these are her english books.翻译中文 These are English books .（改为单数句 are,his,these,books(?)(连词成句)