英語最高階造句四句

The Yellow River is the second longest river in China.

黃河是中國第二長河。

They are happiest on Saturdays.

他們在星期六最快樂。 

He is the youngest and tallest boy in his class.

他是班上年齡最小、個子最高的男孩。 

That book is most interesting.

那本書非常有趣。