TV and computer are so popular these days.—Yes，they can our eyes to the outside world.

His father looks _________ and he is looking ________ at his son.

I can’t agree more. _______. There is no short cut.

Don’t _______too late, or you will feel tired in class tomorrow.

Choosing the right circle of the friends will ____ us a lot of troubles, heartaches and possibly a life of deep regret.