1.   Closing the border would tighten the screws on the terrorists.

2.   Fix the frame in position and tighten the screws.

3.   I need to tighten the screw on my glasses.

4.   The government has started to tighten the screws on illegal share dealers.

5.   Tighten the screws firmly.

6.   Tighten the screws gradually until the wheel is firmly in place.

7.   I used my thumbnail to tighten the screw on my lamp.

8.   He tightened the screw with one last turn.

9.   By sealing off its border in legal terms, the Republic can improve simultaneously its image and tighten the screws on the gunmen and bombers.

10.   Also tighten the screws holding the blades to their brackets.