s even more important is_____ the earth cooled down, waterbegan to appear on its surface.

It’s crazy of you to spend more time playing computer games than you _______ studying.

We were all very much attracted by the beautiful scenery________we set foot in the village [ ]

___will the ambulancecome. Take it easy and your mom will be OK.

nson on duty today—It ________ be him, but I’m not sure.