_____ are stamps used ______ — Sending letters.

We’re just trying to reach a point ______ both sides will sit down together and talk[ ]

The windows are broken and need to be repaired.– I think so. They can hardly the cold now.

Car prices have been going down sharply in the last 20 years—It’s not surprising because the law of market ________ the price of a product

1You can walkthe bridge the river.