Make up the words with opposite meaning. Use: un-, im-, in-,

Athletic non+athletic nonathletic.

Usual un+usual unusual.

Pleasant un+pleasant unpleasant.

Possible im+possible impossible.

Polite im+ polite impolite.

Correct in+ correct incorrect.

Tom is an athletic boy.

Jack is nonathletic.

His question was a usual one.

Her answer was an unusual one.

Mary is a pleasant girl.

The story was unpleasant.

It was possible to meet Mary.

It was impossible to read the letter.

The man was polite.

Jack is an impolite boy.

The text was correct.

Her test was incorrect.