It's about the size of the United States, but it has a population of only 16.5 million.

它和美国一般大，但人口却只有一千六百五十万。

It started out to be a beautiful day.

刚开始天气不错。

The boss is waiting in his office for us to come and explain why we failed to finish this work on time.

老板在他的办公室里等着我们前去说明未能按期完成这个工作的理由。

There is no sense in what he says.

他说的话没有道理。

I want to extend my warmest welcome to all of you.

热烈欢迎大家。

He is good at reading and writing, but he wishes he knew how to understand and speak better.

他的阅读和写作是强项，但他希望知道怎样去理解和说得更好。