??? 情景例句
He was a dull man and you had to explain things very slowly to him.
他腦筋遲鈍，你必須慢慢地給他解釋事情。
How long will you be away?
你將離開多久？
It's often cold in December, January and February.It snows sometimes.
12月、1月和2月常常很冷，有時還下雪。