1.need to 需要;需要
You need to touch up the poem.
你需要給這首詩潤色一下。
I must alert him to the need to solve the problem.
我必須使他認識到解決這問題的必要性。
2.be glad for 高興
Just be glad for all within it that's good.
只要是好事就要感到高興。
We'll do another mammogram, but for now, let's be glad for a minor miracle.
我們會再為你照一次x光, 但是現在, 讓我們為這個小小的奇跡而高興吧。