1.   Even the tide goes somewhere in the end.

2.   Is the tide going out or coming in ?

3.   We went to the aquarium, and they have this neat new thing where the tide goes in and out over a rock pool.

4.   When the tide goes out it leaves mud that the mangroves are trying to colonise.

5.   When the tide goes out, vast stretches of sand are laid bare.

6.   It can be dangerous to swim here when the tide is going out.

7.   Is the tide going out or coming in?

8.   The tide was going out.

9.   The tide was going out, and the sand was smooth and glittering.

10.   But the tide goes out as well as in.