get out of hand 不可收拾；失去控制；难于控制
The calculations may get out of hand.
计算可能无法进行。
Otherwise things will get out of hand.
没有这一手，就没有制约。

be worried about为…忧虑，烦恼的
I hate that they should be worried about trifles.
真遗憾，他们竟为区区小事发愁。

be supervised 监督，管理
He supervised and trained more than 400 volunteers.
他指导和培训了400多名志愿者。
He edited, proofed and supervised these books in production.
他编辑、校对并监督印制了这些书。

lie to 撒谎
Don't lie to me.You know damn well what was happening.
别瞒我了，你压根就很清楚发生了什么事。
Don't lie to me.
不要对我撒谎。