Demand - Vocabulary

1.Some of the puzzles in this book are really……..

(a)  

2.Newton's (a)   of gravity explains why things fall towards the earth.

3.There is a lot of ………for organic fruit and vegetables these days.

(a)  

4.When you throw a ball, it follows a …………back down to earth.

(a)  

5 Gold is expensive because there is only a very……... supply.

(a)  

6.When a company stops making a product, it isn't ……………any more.

(a)  

7.Normally I arrive at work at 8.00 am, but Thursday is an…………

(a)  

8. This rule…………... to everyone in the school, even teachers.

(a)  

9. Everyone who earns a salary must pay………….to the government.

(a)  

10. There has been a …………..in public opinion about the environment recently.

(a)