1.this is the first time I've ever painted a mural over graffiti.
I have never...........................
2. Mr.Binh started recycling rubbish tow years ago.
Mr.Binh has .........................
3.David failed the exam because of his laziness.
Because David........................
4.They haven't cleaned up the street forr five months.
It's................................
5.We have donated books and clothes for ten years.
We began..............................
1.this is the first time I've ever painted a mural over graffiti.
I have never painted a mural over graffiti before.
2. Mr.Binh started recycling rubbish tow years ago.
Mr.Binh has recycled rubbish for 2 year.
3.David failed the exam because of his laziness.
Because David was lazy, he failed the exam.
4.They haven't cleaned up the street forr five months.
It's five months since they last cleaned up the street.
5.We have donated books and clothes for ten years.
We began to donate/donating books and clothes ten years ago.
1. This is the first time I've ever painted a mural over graffiti.
-->I have never painted a mural over graffiti before.
2. Mr. Binh started recycling rubbish two years ago.
-->Mr. Binh has recycled rubbidh for two years.
3. David failed the exam because of his laziness.
-->Because David was lazy, he failed the exam.
4. They haven’t cleaned up the street for five months.
-->It’s five months since they last cleand up the street.
5. We have donated books and clothes for ten years.
-->We began donating books and clothes ten years ago.