They start to raise funds for street children last month.

• Correction: start → started

Yesterday, they stayed at a childcare and help the disabled kids.

• Correction: help → helped

My neighbour felt better much after the last medical treatment.

• Correction: better much → much better

The charity organise a new programme last Wednesday.

• Correction: organise → organised

I phoned my cousin in the countryside two hours ago.

• Correction: ago two hours → two hours ago

She doesn't know about community activities when she was a girl.

• Correction: didn't know → didn't know

Did you give warm clothes for homeless people yesterday?

• Correction: for → to

When Mr. Dawson was in high school, he do his homework every day.

• Correction: do → did

Last weekend, we talked and sing for kids at a childcare.

• Correction: sing → sang

My parents and I watched a documentary about slums at Brazil last night.

• Correction: at Brazil → in Brazil

We asked people to donate wheelchairs.

• Question: What did you ask people to donate?

I went to visit an old classmate in the hospital.

• Question: Where did you go to visit an old classmate?

They provided free healthcare services in remote villages.

• Question: Where did they provide free healthcare services?

They organised two volunteer programmes last year.

• Question: How many volunteer programmes did they organise last year?

Yes, it's a non-profit organisation.

• Question: Is it a non-profit organisation?

I collect used bottles and cans because they are harmful to the environment.

• Question: Why do you collect used bottles and cans?

We started this project last Monday.

• Question: When did you start this project?

People should follow traffic laws to reduce traffic jams.

• Question: Why should people follow traffic laws?