—I don't suppose the police know who did it.
—Well, surprisingly they do. A man has been arrested and ______ now.
| A．has been questioned | B．is being questioned | C．is questioning | D．has questioned |
Christmas Day is drawing near and the children ____________ receive gifts.
| A．can’t wait for | B．are hoping for |
| C．can’t wait to | D．are wishing for |
It is my own ____________ that I failed in yesterday’s interview because I was late.
| A．fault | B．behavior | C．duty | D．job |
____________ his returning, he will clean the room and wash clothes.
| A．As soon as | B．Upon |
| C．For the moment | D．The moment |
The old man has two sons, ____________ are working in the supermarket.
| A．both of whom | B．each of them |
| C．both of them | D．all of whom |
All her time ____________ her students, so she has no time for housework.
| A．devoted to teach | B．is devoted to teaching |
| C．is devoting to teaching | D．devoted to teaching |