Who will know how to_____the system?

— Well, may I know how long the training will be？— _______A、It will last six months.B、It

It will be casting pearls before______because he does not know how to appreciate favors.A．

Mike is a first－rate leader who knows how to call the ______.A．snapsB．shootingsC．shotsD．st

People in a foreign country, sometimes, will lose their _________, not knowing who the

The angry old lady didn t know who______for the broken glass.A．will blameB．to blameC．to be

He says he will tell ________ wants to know.A、whateverB、whoeverC、whicheverD、who