The host nation always performs well.
东道国总是表现出色。
A I think China will do really well in the Olympics.
A 我想中国在奥运会上将有出色的表现。
B I’m sure it will. The host nation always performs well. And there are so many good athletes in China.
B 我肯定中国会的。东道国总是表现出色。而且中国有这么多的优秀运动员。
A I wonder how many gold medals China will win.
A 我想知道中国将赢得多少块金牌。
B Remember, silver and bronze are important too!
B 记住，银牌和铜牌也重要！
A You’re right. Anyway, the most important thing is to compete well.
A 你说得对。不管怎样，最重要的事情是好好比赛。

Notes注释
1.Remember how to use I wonder . . . / I wonder . . . when you think or speculate about something, eg: I wonder how many gold medals China will win / I wonder how many gold medals China will win.
当你思考或者琢磨某事时用I wonder . . . /我想知道 . . .例如：I wonder how many gold medals China will win /我想知道中国将赢得多少块金牌。
2.In international competitions, you talk about the host nation / host nation and the host city / host city, eg: In 2008, China is the host nation of the Olympics / In 2008, China is the host nation of the Olympics. London will be the host city in 2012 / London will be the host city in 2012.
在国际比赛中，你可以谈论host nation /东道国和host city /主办城市。例如：In 2008, China is the host nation of the Olympics /中国是举办2008年奥运会的东道国。London will be the host city in 2012 /伦敦将是2012年奥运会的主办城市。

Key phrases and sentences
I think China will do really well in the
Olympics.
I’m sure it will. 
The host nation always performs well.
And there are so many good athletes in
China.
I wonder how many gold medals China
will win.
Remember, silver and bronze are
important too!
You’re right. Anyway, the most
important thing is to compete well.

我想中国在奥运会上将有出色的表现。
我肯定中国会的。
东道国总是表现出色。
而且中国有这么多的优秀运动员。
我想知道中国将赢得多少块金牌。
记住，银牌和铜牌也重要！ 
你说得对。不管怎样，最重要的事情是好好比赛。