Choose the correct word in each sentence below.
1. Do not underestimate the ___________ of people who will attend the lecture.
2. The ___________ of books in my study is astounding!
3. What is the exact ___________ of sugar in the bowl?
4. A large ___________ of ice covered the sidewalk.
5. A large ___________ icicles fell from the roof's edge.
6. The girl sat at the computer and looked at the large ___________ of icons on the screen.
7. The ___________ of pollution in our lakes is growing every day.
8. I will make a record of the ___________ of extra office workers we will need for the holidays.
9. How do you expect me to remember the ___________ of yards in a mile?
10. The truck exhaust emitted a huge ___________ of smoke into the air.
11. She reduced the ___________ of hours she works each week in order to take care of her elderly mother
12. Can you give me an estimate of the ___________ of people who will attend the party?
13. The ___________ of time he spent at work every Saturday was worth it when he was rewarded with a year-end bonus.
14. What was the exact ___________ of people you invited to your birthday?
15. What ___________ would you pay for a new house?
16. We travelled a ___________ of miles before we realised we were lost.
17. Please pay the full ___________ (=of money) by the end of the month.
18. A large ___________ of children are likely to be watching this programme.
19. We've had an enormous ___________ of help from people.
20. Think of a ___________ and multiply it by four.