Using WITH to indicate the instrument used
Q1. He cut the paper ___ scissors
WITH indicates the tool used. Scissors performed the cutting.
Q2. She wrote the letter ___ a pen
WITH shows the instrument. A pen made contact with paper. Cursive may have been involved.
Q3. They ate the soup ___ spoons
WITH indicates the utensil. Spoons conveyed soup. Manners were hopefully observed.
Q4. I opened the door ___ my key
WITH shows the means. The key unlocked the door. Access granted.
Q5. He hit the nail ___ a hammer
WITH indicates the tool. The hammer struck the nail. Thumbs may have been involved.