— Are you sure you won’t come for a drink with us?
—_____, if you insist.
| A．All right then | B．It depends |
| C．Not at all | D．I don’t care |
—Who's the man talking to our teacher?
—A professor __________ a visit to our school.
| A．pays | B．is paying |
| C．has paid | D．paying |
Many people __________ death in the earthquake as a result of the delay of the food supplies.
| A．was starved to | B．starved to |
| C．were starved of | D．starved for |
In some cases, different approaches __________ the same scientific problem lead to the conflicting theory.
| A．to | B．of |
| C．in | D．for |
A notice was __________ in order to remind the students of the changed lecture time.
| A．sent up | B．given up |
| C．set up | D．put up |
The physics teacher once said that as __________ well-known, thunders __________ make electricity.
| A．is; can | B．was; could |
| C．was; should | D．be; can |