We are in Australia for our summer holidays. We're having a great time here. Australia is the ____(six) largest country in the world. There is a lot to see, ____ it is impossible for me to tell you everything. Sydney is a beautiful city. There are many big trees and beautiful flowers around the houses and they look really beautiful. There are ____ many special animals in Australia, ____ kangaroos. They are really lovely.

    During the past three days, Marie, Mary and I have visited many places of interest around Sydney. I'd like to spend more time ____(visit) here. But we don't have enough time, we have to fly to ____(other) city, Cairns, to see coral reefs(珊瑚礁)tomorrow. It is said that words cannot describe the ____(beautiful) of the colorful coral. Many famous cartoon films were ____(make) there. Now we are busy ____(put) things into our bags so that we will not lose time when we leave. We can enjoy ____(us) in Cairns this time tomorrow. I'm looking forward to going there!