1.   Everything is fine until he breaks his glasses.

2.   Fedorov and his men had knocked him down, broken his glasses and kicked him in the ribs.

3.   I broke my glasses when I accidentally sat on them.

4.   If my anger breaks the glass, I could be smashed to smithereens.

5.   In case of fire, break the glass and push the alarm button.

6.   In case of fire, break the glass.

7.   In that case they would have had to break the glass.

8.   She fell off her bike and broke her glasses.

9.   Some of the older boys fell on him and broke his glasses.

10.   Ultrasonics technology is used in certain burglar alarm systems which trigger on detecting the sound of breaking glass.