They met for the first time, but they talked happily as if they______ good friends for a long time.
| A．have been | B．were | C．are | D．had been |
―The telephone is ringing.
―I _________ answer it.
| A．will | B．am going to |
| C．am to | D．am about to |
In warm weather fruit and meat ________ long.
| A．don’t keep | B．can’t be kept |
| C．are not kept | D．aren’t keeping |
―Was the doctor there when you arrived?
―Yes, but he ______ out a moment later.
| A．had gone | B．has gone |
| C．went | D．is going |
―Why? Where is the key to the sound lab?
―Dear me! You _______ it in the taxi！
| A．have never left | B．never left |
| C．haven’t left | D．didn’t leave |
―________ for Beijing?
―Yes. And I’ll come back in three months.
| A．Have you left | B．Are you leaving |
| C．Do you leave | D．Did you leave |