1.   He rapped his knuckles against the body of the sink unit.

2.   Kirov felt it with his fingertips and rapped his knuckles against the main body of the sink unit.

3.   Mrs Taylor kept an eye on us, ready to rap our knuckles if we got too greedy.

4.   My consciousness was raised, my knuckles were rapped and I no longer write or think that way.

5.   They rap their knuckles against cutting boards.

6.   He had his knuckles rapped sharply for meddling in foreign policy.

7.   She rapped her knuckles on the table.

8.   Occasionally in the early months his subordinates deliberately or accidentally transgressed these rules and promptly had their knuckles rapped.

9.   Caroline lifted her hand and rapped her knuckles sharply against the door.

10.   Many were the times when he had his knuckles rapped sharply for meddling in politics or foreign policy.