The sign reads “In case of ____ fire, break the glass and push ____ red button. ”
| A．不填；a | B．不填；the | C．the; the | D．a; a |
Obviously the measures taken by the local government have ______________ the solution to drinking water problems in this region.
| A．contributed to | B．referred to | C．turned to | D．devoted to |
—We want to finish the task ahead of time.
—You have to _____________, if so.
| A．speed it up | B．take it up | C．pick it up | D．turn it up |
The two men discussed and came to ____________ conclusion that the helicopter would take _______________ place of the car some day.
| A．/; / | B．a; the | C．a; / | D．/; the |
—Could I use your computer for a few minutes, please?
— ________. I’m not using it myself.
| A．Go ahead | B．No way | C．It’s depends | D．Come on |
—How many times have you been to the Site of Zunyi Meeting?
—In fact, it is the first time I ________here.
| A．was | B．am | C．had been | D．have been |