2. 与中国不同，澳大利亚是一个讲英语的国家。

Unlike China,Australiais an       country.

1. 那就是我一直信任他的原因。

                  I believe in him all the time.

6. I want to see the photos that you took inAustralia. (对画线部分提问)

                 do you want to see?

5. The letter was from my uncle. I received it yester-day. (合并为一句)

The letter                yesterday was from my uncle.

4. The rapid development ofChinasurprises people in Western countries. (改为同义句) 

People in Western countries               the rapid development of China.

3. The room is full of smoke. (改为同义句) 

The room                      smoke.

2. The man is Mr Zhang. We met the man yesterday. (合并为一句)

The man       we       yesterday is Mr Zhang.

1. What are you up to? (改为同义句)

2.                  you      ？

5. Which p       of history would you most like to have lived in?

4. Last weekend we played cards together with some friends and r       .