解释并说明理由he -- in love with her at the first meeting and they

解释并说明理由he __ in love with her at the first meeting and they ___in love with each other for each other for over two years alreadyA,fell,have been B,was,have fallen C,fell ,have fallen D,was ,have been I got up early this morning in O____to each the early bus 根据首字母填空now i have already realized this___is different (know) 用适当形式填空how many ___have you bought at least a dozen.A,different kind of books B,different kinds of books C,different kinds of book C,different kind of book