His mother often complains__________the music he plays because it‘s too__________.A.of…alo

Does he often _______ his mother ______ the room？

Scarcely had her husband arrived home ______ his wife started complaining.A．whenB．thatC．th

Jack often complains____able to communicate with his parents.A: of being notB: of not

________（47）A.Often their own mothers who may be

________（48）A.Often their own mothers who may be

________（49）A.Often their own mothers who may be