It was considerate _____ you not to play the piano while I was asleep.
| A．of | B．for | C．to | D．from |
Only then __________ realize I had said the words __________ the feeling of disappointment.
| A．did I; added to | B．I; adding to |
| C．I did; added | D．did I; adding to |
At times, worrying is a normal __________ to a difficult event or situation—a loved one being __________ in an accident, for example.
| A．response; injured | B．reaction; wounded |
| C．reply; hurt | D．reflection; died |
We have come to the __________ that it would be unwise to accept his idea.
| A．suggestion | B．conclusion |
| C．plan | D．promise |
Mary is a (n) __________ customer, so the waiter knows her likes and dislikes.
| A．usual | B．ordinary |
| C．common | D．regular |
The number of students applying for this position __________ 320.
| A．added | B．added up |
| C．added to | D．added up to |