根据短文内容，判断下列句子的正误，正确的用“T”，错误的用“F”。

     Do you know Australia? Australia is the largest island in the world. It is a little smaller than China. It is

in the south of the earth. Australia is big, but its population is not large. The population of Australia is nearly

as large as that of Shanghai.

     The government has made enough laws to fight pollution. The cities in Australia have got little air or water

pollution. The sky is blue and the water is clean. You can clearly see fish swimming in the rivers. Plants grow

very well.

    Last month we visited Perth, the biggest city in Western Australia, and went to a wild flowers' exhibition.

There we saw a large number of wild flowers we had never seen before. We had a wonderful time. Perth is

famous for its beautiful wild flowers. In spring every year Perth has the wild flowers' exhibition. After visiting

Perth, we spent the day in the countryside. We sat down and had a rest near a path at the foot of a hill. It was

quiet and we enjoyed ourselves. Suddenly we heard bells ringing at the top of the hill. What we saw made us

pick up all our things and run back to the car as quickly as we could. There were about three hundred sheep

coming towards us down the path.

    Australia is famous for its sheep and kangaroos (袋鼠). After a short drive from any town, you will find

yourself in the middle of white sheep. Sheep, sheep, everywhere are sheep.

( )1. Australia is the largest country in the world.                                  

( )2. The government had made so many laws but it can hardly fight pollution.            

( )3. Perth lies in the west of Australia.                                                 

( )4. In Perth you may visit a wild flowers' show in October.                              

( )5. If you go to the countryside in Australia, you will see a large number of white sheep.