How to Use "sunk" with Example Sentences

1. It may have at last sunk in with stockmarkets too .
2. What brought ireland down were its banks ; they have sunk the sovereign .
3. Now they build dugouts and bunkers , using cargo containers sunk into the ground .
4. The whole building has been sunk into the ground to make the tree wrapping more effective .
5. Most of sub-saharan africa seems to be sunk in a perpetual drought that has fed a numbing series of civil wars .