1. They're trying very hard to finish in time and they're working .......... the clock.

2. You have to turn this from left to right --- in other words clock ..........

3. I'm afraid you can't make yourself any younger and turn the clock ..........

4. You can always be sure that there'll be a delivery today as the service is as regular as clock ..........

5. It's an amazing system so that at whatever time of day you can always get a response as the staff are there .......... the clock.

6. What time do you start work or more exactly when do you clock ..........?

7. When do you finish work or more exactly what time do you clock ..........?

8. I've clocked .......... about an additional 20 hours this week in overtime pay.

9. The competition is very strong as each team wants to be fastest and .......... the clock.

10. She's not really interested in her job and just waits for the end of the day to come. She's just a clock