我们开车转来转去，试图找到酒店。

We drove ___round ___and ___round trying to find the hotel.

看一只无聊的动物只是走来走去并不有趣。

It's not fun to look at an animal who is bored and only walks ___round ___and ___round.

孩子们在操场上跑来跑去。

The children ran ___round ___and ___round the playground.