The computer still works well, we _____ buy a new one at the moment.
| A．have to | B．must |
| C．don’t have to | D．don’t need |
_________ a new building _________ in our school last year?
| A．Is; built | B．Does; build |
| C．Was; built | D．Did; build |
---The picture book doesn’t seem so popular. What about the dictionary?
---Oh, the dictionary _______ well.
| A．sells | B．sold |
| C．is sold | D．was sold |
---When can we use this lift? ---Not until it____________ next week.
| A．will repair | B．is repaired |
| C．will be repaired | D．repairs |
________ students in the classroom ______ twenty. The others are in the library.
| A．The number of ; is | B．A number of; are |
| C．The number of; are | D．A number of ; is |
— Do you believe that paper is made _______ wood?
—Yes, I do. And you can see that books are made________ paper.
| A．from; from | B．from; of |
| C．of; from | D．of; of |