a needy family的用法和样例：
- I had a needy family,my father ran a samall business ,and mother was a housewife.
- As a volunteer, I organized a team, gained commitments from individuals and businesses, and coordinated activities for building a new home for a needy family.
- This is a needy family.
- There is a needy family.
- An idle youth, a needy age,@ so goes an old saying.
- There are many needy families in our village.