I like Sydney because it's interesting.

我喜欢悉尼因为它很有趣。

It's interesting to learn about the past.

学习过去的事情很有趣。

It's interesting to see how people have changed.

看看人们的变化真有趣。

It's interesting to compare the cultures of different countries.

比较不同国家的文化是很有趣的。

It's interesting, because it kind of defies our expectations.

这很有趣，因为它有点出乎我们的意料。

It's interesting, because it kind of defies our expectations.

这很有趣，因为它有点出乎我们的意料。

Our lives are so different, it's interesting to compare.

我们的生活如此不同，比较起来很有趣。

I like the competition, because it's interesting to see who can catch the ball and who can't.

我喜欢比赛，因为看谁能接球，谁不能接球很有趣。

Jake: It is. But it's interesting too.

杰克：是的，但也是很有意思。

Thank u very much, it's interesting.

太强了，楼主，辛苦了！