My uncle ______ in Beijing for over 10 years. Now he lives in his hometown in Fuzhou.
| A．has worked | B．worked | C．had worked | D．works |
Bats are surprisingly long-lived creatures, some____________ a life span of around 20 years.
| A．have | B．had | C．to have | D．having |
Had they known what was coming next, they ___________ second thoughts.
| A．may have | B．could have | C．must have had | D．might have had |
Brown said he was by no means annoyed; ___________ he was glad to be able to make himself clearly understood.
| A．all in all | B．on the other hand |
| C．on the contrary | D．in many ways. |
______________ I try to make time to go out and have fun, my grades _____________.
| A．For the first time; trap | B．The first time; count |
| C．Every time when; worsen | D．Every time; suffer |
Adolescents are warned not to ____________ their pimples in case they get scars.
| A．risk squeezing | B．attempt squeezing |
| C．tended to squeeze | D．encourage to squeezing |