—I'm sorry, but there's no smoking room in this section on the train．
—Oh, I ____that, and I won't smoke again．
| A．don't know | B．won't know | C．didn't know | D．haven't known |
--- “What’s made you so upset?”
---“________ three tickets to the pop music concert.”
| A．Lost | B．Losing | C．Because of losing | D．I lost |
— What do you think of the activity organized by our school last Saturday?
— It really gave us a platform ________ we learned team spirit.
| A．that | B．where | C．which | D．when |
Medical staff fled as flames and smoke filled an Indian hospital, _____ their patients to a fire that killed 89 people.
| A．abandoned | B．having abandoned | C．to abandon | D．abandoning |
--- What do you think of your winning the game?
--- On the one hand, I am proud of it; but on the other hand, I feel I it better.
| A．could do | B．would do | C．could have done | D．must have done |
---Why were you so late for yesterday’s party?
---I hired a taxi after work to hurry there, but when I was _____ at a cross road, I found that I got lost.
| A．dropped out | B．dropped off | C．put out | D．put off |