an Engkish book 和 a English book 那个对?这一类单词加不定冠词时 看名词+ 还是看前面的+?

an Engkish book 和 a English book 那个对?这一类单词加不定冠词时 看名词+ 还是看前面的+? ( )useful book a/an an useful book还是a usefull book? there is a book和there is one book如题,什么时候用a/an 什么时候用one 呢 There is a interesting book.还是an interesting book? 是an English book还是a English book It's____English book,not_____Chinese book用a/an填空ji It's____English book,not_____Chinese book 用a/an填空 是an English book还是a English book? （A）clock and（an）English book are on the computer desk.为什么要用A和an? 用 an english class,at the moment和borrow a book,library造句 .. 是an useful book还是a useful book 加a 或者an 主要看什么 a closed book an open book on the books black book 要有权威性的, Do you have an English book?和have you an English book?有什么区别 it is an interesting book 变感叹句是how interesting an book 还是 how interesting a book? He has an interesting book 如果interesting做啦定语 那an book不是要改成a book吗 He has an interesting book 如果interesting做啦定语 那an book不是要改成a book吗 linda bought an english-english dictionary in 2007 【改为同义句】1.linda ___ ___an english-engkish dictionary _____2007 2.____ ____years ____linda _____an english-english dictionary