这就是我正在寻找的女孩。

This is the girl for whom I’m looking.

这就是他住的房子。

This is the room in that he lives.

我永远不会忘记充满悲哀的1976年。

I will never forget 1976 when was full of sadness.

我仍然记得我在北京度过的日子。

I still remember the days when I spent in Beijing.

这就是他昨天参观的学校。

This is the school where he visited yesterday.

这就是生产小汽车的那家工厂。

This is the factory where produces cars.

吃苹果的人比不吃苹果的人身体更健康。

Apple eaters prove healthier than those don’t.

这是你昨天参观的工厂吗？

Is this factory (which/that) you visited yesterday?

Great changes have been taken place in my hometown.

实现梦想________