1. They spent a huge amount of time and money to deal with that small problem and it's like taking a sledgehammer to crack a ________ .

2. She studies some very obscure things to do with ancient Greek documents to most people a really dry as ________ subject.

3. The new office manager will be in ________ of all the IT requirements that the company uses.

4. It's a long way we have to travel tomorrow so we must get up very early in the morning at the crack of ________ .

5. As a result of the very long heat wave last summer many of the rivers have now completely dried ________ .

6. Staff are always encouraged to work by themselves and whenever they meet a problem, they should use their own ________ .

7. This is going to be a difficult task but we'll get there in the end although it is a ________ nut to crack.

8. The hourly ________ for all part time clerical assistants has gone up by 40% since 2000.

9. The only way you can hope to ________ the level of your pay is to take on greater responsibility.

10. Remember when you stop work and ________