1、perform
做，执行，履行（尤指复杂的任务或行动）
We're looking for people of all ages who have performed outstanding acts of bravery, kindness or courage.
我们正在寻找那些见义勇为、乐于助人、勇气可嘉的人，年龄不限。
His council had had to perform miracles on a tiny budget.
他的委员会不得不以极少的预算去创造奇迹。
演出；表演；演奏
Gardiner has pursued relentlessly high standards in performing classical music.
加德纳一直不懈地追求古典音乐演奏的高水准。
This play was first performed in 411 BC.
该剧于公元前411年首演。
（人）表现良好/很差；（事物）运转良好/糟糕
He had not performed well in his exams.
他考试没考好。
England performed so well against France at Wembley.
在温布利球场上，英格兰队表现出色，击败了法国队。
2、suppose
假定;假设;设想
Suppose someone gave you an egg and asked you to describe exactly what was inside.
假设有人给了你一枚鸡蛋并要你准确描述鸡蛋里面有什么。
Supposing he's right and I do die tomorrow? Maybe I should take out an extra insurance policy.
假设他是对的，我确实明天就会死，那该怎么办？也许我应该再买一份保险。
(根据所知)认为，推断，料想
The policy is perfectly clear and I see no reason to suppose that it isn't working.
这项政策非常清楚明了，我没有理由认为它不会奏效。
I knew very well that the problem was more complex than he supposed.
我很清楚那个问题比他料想的要更复杂。