You will always have the bad as well as the good in the world.
人生在世总是有苦有甜。
She doesn't play as well as her sister.
她演奏得不如她姐姐。
It would be just as well to call and say we might be late.
还是打个电话说一声我们可能到得晚些比较好。
Are they coming as well?
他们也来吗？
If no one else wants it, we might as well give it to him.
如果没人要这个，我们不妨给他吧。