Many people are in great need of extra food.— Yes.It is a challenge to________all their needs. [ ]

He is a thoughtful and qualified father; He ____some time every day to read to his children.

Winters in ______ north of China arefor_____ most part dry and cold.

You have made a mistake — you have _______ the letter “e”.

31. －A number of volunteers ____ willing to work in 2016 Rio Olympic Games this year.－Yes, it’s reported that the number is getting ____.