Scientists have achievedr a major_______ in the search for a cure for cancer, _____ is good news for those who suffer from cancer
| A．breakthrough; what | B．breakdown; which |
| C．breakup; that | D．breakthrough; which |
A good solution to the problem _________at the meeting.
| A．came about | B．came along | C．came up | D．came to |
– I’m sorry I stepped on your toe; it was an accident.
– It wasn’t! You did it ______.
| A．by accident | B．at present |
| C．on purpose | D．at dusk |
As is known to all language learners, the newly learnt words will soon be forgotten unless ______ used in everyday communication.
| A．gradually | B．frequently | C．accurately | D．familiarly |
Young adults ______ older ones are more likely to prefer sports and become enthusiastic sports fans.
| A．other than | B．more than | C．less than | D．rather than |
If you still remember the ______ time of the accident, please tell us. We would ______ your help.
| A．approximate; appreciation |
| B．approximately; appreciate |
| C．approximate; appreciate |
| D．approximately; appreciation |