I would have come to see you earlier, but I __________ too busy.

Hardly had I ______when the play began

It happens that I am quite familiar with the professor _______ to give us a speech on environmental protection next Monday.

There is nothing more I can do to try you to stay,so I wish you good luck. [ ]

If what parents say is not ______ with what they do, it will have a bad effect on their children.