1 . 为了通过驾考，约翰目前全力倾注于学习开车。
At present, for the ________ of ________ the driving test, John is ________ himself ________learning to drive.

2 . The doctor warned us ________ more attention to _________ the sick pigs away from us.

A．paying; keeping

B．to pay; keep

C．to pay; keeping

D．paying; keep