17. There were so many people on the bus, weren' t there？

  A. Yes, there were.        B. No, there weren' t.   C. The passage didn' t mention it.

16. When did the story happen?

A. Last Thursday.        B. Last Saturday.      C. Last Sunday.

14. Which of the following is so famous in Australia.

13. What's the population of Australia?

  A. More than 600 million.     B. About 20 million.          C. More than 3 billion.

12. How many countries are there in Australia?

A. Only one.         B. More than 30 countries.      C. More than 40 countries.

A. Almost 7.5 million square kilometers.

B. About 10 million square kilometers.

C. More than 44 million square kilometers.

11. How big is Australia?