be supposed to 应该，被期望
What time will we be supposed to arrive there?
我们应该什么时候到达那里？

spoil 损坏，糟蹋
Oh, I'm sorry I spoiled you're evening.
抱歉搞砸你的计划
They say it only takes a few bad apples to spoil the bunch.
他们说这只需要少数的害群之马便可毁了一堆。

as long as 只要
As long as it doesn’t rain we can go.
只要不下雨，我们就可以去。