The good thing about today’s children is that they can_____ very easily to new environments.
_____________ worries me the way he keeps changing his mind.
—How much if I wan to take one? —You can take as many as you like because they are free of _____.
The young student is ____as a writer. It’s_____to all his teachers.
Do you know the___of the saying I just quoted?
一Let’s try operating the machine right now. 一Wait.Better read the ______ first.