First, be sure to look up from your text or notes.

　　首先，一定要從你的課本或筆記中查找。

　　She just grunted, not deigning to look up from the page.

　　她只咕噥了一聲，繼續看書，不屑抬起頭來看一眼。

　　Don't look at me. You can look up.

　　別看我了，你可以看上面。

　　Could you look up at the spaceship?

　　你能抬頭看看那艘宇宙飛船嗎？