he—very busy this week ,he __free next week [A willbe ,is Bis ,is C will be ,will be D is ,will be

问题描述:

he—very busy this week ,he __free next week [A willbe ,is Bis ,is C will be ,will be D is ,will be

he—very busy this week ,he __free next week [A willbe ,is Bis ,is C will be ,will be D is ,will be
D is ,will be

D

D is ,will be