He is _________ in reading a wonderful novel recently.
| A．devoted | B．burying |
| C．absorbing | D．Absorbed |
If a thing is worth ______, it must be well ______.
| A．doing; done | B．to do; doing | C．to do; done | D．being done; doing |
I, who ____ your teacher, will try my best to help you with your English.
| A．is | B．are | C．be | D．am |
All that can be done _______.
| A．has been done | B．has done | C．have done | D．were done |
The man couldn’t _____the fact that the lost watch was found in his house.
| A．explain for | B．account for | C．amount to | D．refer to |
Towards _______evening, ________ cold rain began to fall down.
| A．an; a | B．/ ; a | C．the; the | D．the; a |