Because he was sick, I attended the meeting as his substitute.

Because he was sick, I attended the meeting in his place.

Because he was sick, I attended the meeting as his substitute.

His poetry depicts emotions with beautiful expressions.

He is not good at expressing his feelings in words.

Education about sex is very important.

This plan is unrealistic.

I like listening to music.

AA is an abbreviation for ASCII Art.

He is good at creating ASCII art.