as to|do 的用法

1、Best to have as little to do with people of his sort as possible.像他這號人，還是少跟他來往好。

2、James was at a loss as to what to do and felt lost.詹姆斯無所適從，惘然若失。

3、You need brains as well as brawn to do this job.這項工作既需要腦力又需要體力。