. My most famous relative of all, __________ who really left his mark on America, was Rob Sussel, my great-grandfather.
Because he was not ________ the new speed limit, he was stopped and fined by the police.
We _________ some money every month in order to buy a computer.
I soon found that the work I was doing had already been done by someone else. _______, I was wasting my time.
Many friends sent me e-mail to ________ me on the birth of my son.
Many people ________ the accident, so it was not difficult to investigate(调查).