双语例句：
I have some information you may be able to use.
我有些可能对你有用的.信息。
I haven't been able to get much work done today.
我今天未能干多少工作。
He's well able to take care of himself.
他完全能够自理。
You need to be able to work as part of a team.
你必须能作为团队的一员去工作。
They were able to come and go at will.
他们能够来去自由。