2. They began providing the elderly with cheap bus tickets some days ago.
=> They have
3. Although Jack is not rich, he gives the beggar some money.
=> Jack is not
4. The students haven't participated in a clean-up programme since 2018.
=>The students last
5. This is the dirtiest beach I have ever seen.
=> I have never
6. Why don't we join a programme that helps the elderly?
=> Let's
7. The wall has too many advertisements and graffiti.
=> There are
8. He has collected clothes for street kids for two years.
=> He started
