1. This is the first time I've ever painted a mural over graffiti.
\(\rightarrow\)I have ...................................................................................
2. David got a bad cold because he didn't wear his warm clothes.....
\(\rightarrow\)David ..............................................................................................
3. We have donated books and clothes for five years.
\(\rightarrow\)We began ...............................................................
4. John bought a new computer six months ago.
\(\rightarrow\)John has ..........................................................
1. This is the first time I've ever painted a mural over graffiti.
→→I haven't painted a mural over graffiti before
2. David got a bad cold because he didn't wear his warm clothes.....
→→David didn't wear his warm clothes so he got a bad cold
3. We have donated books and clothes for five years.
→→We began donating books and clothes 5 years ago
4. John bought a new computer six months ago.
→→John has bought a new computer for 6 months