練習本、鉛筆、尺子是學習用品。
Exercise books, pencils, rulers are school things.
盒子里有五支彩筆，一把尺子。
There are five markers and one ruler in the box.
這是我的削刀，鉛筆和尺子。
This is my sharpener, pencil, and ruler.
這些是尺子，那些是雙肩包。
These are rulers and those are backpacks.
打擾一下，這是你的尺子嗎？
Excuse me, is this your ruler?