You had better learn to different kinds of problems by yourself.

I ________ an old friend of mine when I was in the corner shop having a cup of coffee.

一When shall westart the restoration of the historic buildings一Not until ourplan________ by the committee.

An actor can not well play the role without life experience ____ more than a dancer can make a differencewithout much practice

How long can I ______ the book –Two weeks.