We must apply what we have learned to our daily work because in no case ____ from practice.
| A．should theory separate | B．should theory be separated |
| C．theory should separate | D．theory should be separated |
I don’t know why you are so concerned — it’s not your problem _____ .
| A．first of all | B．after all | C．above all | D．in all |
When the cheering _____ , the president continued his speech.
| A．died off | B．died down | C．died out | D．died of |
William will keep you _____ if you don’t want to be lonely.
| A．company | B．companion | C．accompany | D．companied |
—Tom, you didn’t come to the party last night?
— I _____ , but I suddenly remembered I had homework to do.
| A．had to | B．didn’t | C．was going to | D．wouldn’t |
The film festival isas an event of international importance．
| A．acknowledged | B．realized | C．understood | D．fascinated |