He began ______ in the early fifties, singing and ______ the guitar.
| A．performing; play |
| B．performed; played |
| C．performing; playing |
| D．performed; playing |
______giving a general introduction to computer, the course also provides practical experience.
| A．In exchange for | B．Except for | C．In addition to | D．Due to |
My most famous schoolmate of all，who really left his mark on America，was Tom，my contemporary when I was at a primary school.
| A．one | B．the one | C．he | D．someone |
一Did you notice a strange man just now?
一Sorry，I ______of something else．
| A．thought | B．was thinking |
| C．have thought | D．had thought |
一Did Tom enjoy seeing his old friends yesterday?
—Yes，he did．He _____ his old friends for ages．
| A．didn’t see | B．wouldn’t see |
| C．hasn’t seen | D．hadn’t seen |
一It was really very kind of you to give me a lift．
一Oh，don’t mention it．I_______ past your workplace anyway．
| A．was coming | B．will come |
| C．had come | D．have come |