一般7月16日至8月15日期间开花的成铃称为（）相对稳定
A.伏前桃
B.伏桃
C.早秋桃
D.晚秋桃
参考答案：B
_____, Mother will wait for him to have dinner together. [ ]
A. However late is he
B. However he is late
C. However is he late
D. However late he is
图书馆目录的作用有哪些？
