They waited at the bus stop and about five minutes later the bus they wanted along.
| A．coming | B．came | C．to come | D．had come |
When Jack arrived, he learned Mary _____ for almost an hour.
| A．had gone | B．had set off | C．had left | D．had been away |
The speaker mentioned some writers and books _____ were known to us.
| A．that | B．which | C．/ | D．who |
-----I called you at about half past eight last night but nobody answered.
-----Oh, I _____ in my office at that time.
| A．will work | B．had worked | C．worked | D．was working |
The number of deaths will be reduced greatly if people _____ to eat more fruits and vegetables.
| A．persuade | B．will persuade | C．be persuaded | D．are persuaded |
-----You’ve left the light on.
-----Oh, so I have! _____ and turn it off.
| A．I’ll go | B．I’ve gone | C．I go | D．I’m going |