________, the Internet was only used by the government. But now it’s widely used in every field.
We can see __sun in the day, and we can see ___many stars at night.
—Could you tell me ? —I’m confident and creative.
I’m that I can’t go to the movie with you tonight, for I have lots of work to do.
—Did Li Ming do very in the last math exam?—Yes, he did better than in his class.
I don’t know if he tomorrow. If he , I’ll tell him about it.