The ability to store knowledge makes computers different from every other machine _____ invented

Be careful! The traffic light is red. You mustn’t go ________ the street now.—Oh, I’m sorry. I didn’t see the lights.

A: Where are you nowB: We _________ on the Great Wall of China and talking to you.

The dictionary is being printed and it will soon____.

If you have a job，________ yourself to it and finally you’ll succeed.(2010·四川)