$\text{1. I asked him }$$\color{red}{\text{if he could drive.}}$
$\text{2. They wanted to know }$$\color{blue}{\text{ if I liked animals.}}$
$\text{3. He asked me }$$\color{green}{\text{ if I was willing to work on Sundays.}}$
$\text{4. Lan asked me }$$\color{orange}{\text{if she was a teacher.}}$
$\text{5. Paul said Mary }$$\color{brown}{\text{ if she could swim.}}$
$\text{6. She asked her son}$$\color{gray}{\text{ if he knew which was the cup he used.}}$
$\text{7. He asked me }$$\color{purple}{\text{ if it would rain that night.}}$