-Are you a volunteer now?
-No, but I __________. I worked for the City Sports Meeting last year.
| A．used to |
| B．used to be |
| C．used to do |
| D．was used to |
As to the question of whether we will sell our house or who we shall sell the house to, you ____ have answer by tomorrow.
| A．shall | B．will | C．could | D．must |
The villagers in the mountain have a firm ______ that they will have a good harvest next year.
| A．opinion | B．theory | C．idea | D．belief |
---- Where are you going for the weekend?
---- I haven’t decided yet. I _______ go fishing with my friends.
| A．should | B．might | C．can | D．must |
Two weeks ago, I bought a bicycle. If you live in town, it is often faster than a car and you worry about parking.
| A．must not | B．should not | C．don't have to | D．may not |
I’ll be going to school on foot while my bicycle________.
| A．is being repaired | B．is repaired |
| C．will repaired | D．has been repaired |