This drug is less likely to cause side effects when ________ late in the day.
| A．taking | B．taken | C．to take | D．takes |
________ the difficult maths problem, I have consulted Professor Russell several times.
| A．Working out |
| B．Worked out |
| C．To work out |
| D．Work out |
________ village where I was born has grown into ________ town.
| A．The; a |
| B．A; the |
| C．The; the |
| D．A; a |
Ralph W. Emerson would always ______ new ideas that occurred to him.
| A．set off |
| B．set about |
| C．set up |
| D．set down |
No sooner ________ stepped on the stage than the audience broke into thunderous applause.
| A．had Mo Yan |
| B．Mo Yan had |
| C．has Mo Yan |
| D．Mo Yan has |
— You know, I met my girlfriend’s parents for the first time only yesterday.
— ________? I thought you’d met them before.
| A．So what |
| B．Pardon |
| C．Really |
| D．What for |