用blue day .black sheep .bleak Dog分别造英语句子

today is a blue day.惆怅的一天。

I was the black sheep of the family. 我是害群之马。（西城阳光季节里的原句哦）

The black dog is over Jim now. Jim现在意志消沉。

Cathy felt blue all day.
凯茜整天沮丧着。
There's a black sheep in every flock.
每个群里都有害群之马。
They should shake the black dog from their backs.
他们应当振作起来。