单句改错

The problem is too difficult for us to solve it.
It was generous for her to give the beggar so much money.
Meetings and appointments take away most of my time.
As melly gas came out from the cracks of the well.
The computer was broke down. It needs repairing.
Andrew as well as Martin and Jim are fond of music.
You’ll regret to have said those words.
In 1983,therewereonly 200 computers connecting to the Internet.