The decorations were so lovely that they _____ in a short time.
| A．sold out | B．has been sold out | C．were sold out | D．were selling out |
Let’s learn to use the problem we are facing ______ a stepping-stone to future success.
| A．to | B．for | C．as | D．by |
The performance ______ nearly three hours, but few people left the theatre early.
| A．covered | B．reached | C．played | D．lasted |
—What fruit is in season now?
—Grapes and peaches, ______.
| A．I know | B．I think | C．I see | D．I feel |
—Would you like to join me for a quick lunch before class?
—______, but I promised Nancy to go out with her.
| A．I’d like to | B．I like it | C．I don’t | D．I will |
We ______ last night, but we went to the concert instead.
| A．must have studied | B．might study |
| C．should have studied | D．would study |