―What were you doing when I called you yesterday afternoon?
―I ________ my homework and I was starting to take a bath.
| A．had just finished | B．was finished |
| C．have already finished | D．was going to finish |
—I think you can’t believe I had to pay $20a haircut?
—You should try the barber’s I go. It’s only $5.
| A．off; a | B．for; which | C．for; where | D．for; that |
—Have you seen your friend off ?
—Yes. I watched the train leaving the station it disappeared from sight.
| A．unless | B．as if | C．so that | D．until |
We began to open to the outside world in the late 1970s.,there have been great changes in the country.
| A．As a result of | B．As a result | C．First of all | D．After all |
Hurry up! Flight 4406 off at 18:40.
| A．takes | B．took | C．will be taken | D．has taken |
Tom hasn’t come to work since last Friday. he have had an accident?
| A．Must | B．Could | C．Should | D．Might |