Câu hỏi:

It is very kind _____ you to help them.

I and my friends sometimes _______ blood to cure patients in hospitals.

Traditional volunteer activities include ______ money for people in need, cooking and giving food.

We should help street children because they have bad ______.

All the members have to collect glass, waste paper and empty cans and send them for _____.

Volunteers always do general ____ such as talking with the elderly, repairing houses and providing food.

It is difficult ______ handicapped children to study with other children.