我们用一张画来遮盖墙上的洞。

We used a picture to ___cover ___up a hole in the wall.

我见过许多祖父母穿着传统日本和服的黑白照片，尽可能地遮盖他们的身体部位。

I've seen numerous black and white photographs of my grandparents in traditional Japanese kimonos, ___covering ___up their body parts as much as possible.

她试图用地毯上的毯子遮盖污渍。

She tried to ___cover ___up the stain on the carpet with a rug.