Exercise 3. Choose the best answer 1. How (long/ high) is that river? 2. What is the (height/ length) of that post? 3. How (tall/ high) is your father? 4. My little daughter is two years of (old/ age). 5. Do you know how (wide/ narrow) this lake is? 6. I don’t know how (many/ much) time I need to spend on English. 7. Our grandparents look after (them/ themselves) as they live alone. 8. A camel has thick hair to protect (it/ itself) from the heat of the desert. 9. How (thick/ thin) is this book? 10. The kiwi has a (long/ wide) beak. 11. What is the (length/ depth) of this well? 12. Where is (your/ yours) dictionary? – I want to borrow (it/ its). 13. Have you ever watched cats wash (each other/ themselves)? 14. How (long/ often) do you visit your parents? – Twice a month.