If you don't have anything to do, look at the ceiling of your room.

Source: Tatoeba

A fly can walk on the ceiling.

Source: Tatoeba

There are holes in the ceiling.

Source: Tatoeba

I saw a fly on the ceiling.

Source: Tatoeba

There is a fly on the ceiling.

Source: Tatoeba

There's a big fly on the ceiling.

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He painted the ceiling blue.

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There is a dragonfly on the ceiling.

Source: Tatoeba

You might as well read a novel instead of staring at the ceiling.

Source: Tatoeba

The device is attached fast to the ceiling.

Source: Tatoeba

He hung a lamp from the ceiling.

Source: Tatoeba