rightly

I was, as you rightly said , the smallest boy in the class.

你说的没错，我是班级里最小的男孩。

As you so rightly pointed out , things are getting worse.

你说得很对，情况越来越不妙了。

They have been treated badly, and they are rightly upset.

他们受到了不公正的对待，生气是理所当然的。

This photo was taken in Paris, if I remember rightly .

如果我没记错的话，这张照片是在巴黎拍的。