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 |
All the students are looking forward to the first ________ to take the College Entrance Examinations.
| A．measure | B．attempt | C．purpose | D．desire |
--– Who should be responsible for the accident?
--– The boss, not the workers. They just carried out the order ________.
| A．as told | B．as are told | C．as telling | D．as they told |
Mary failed the driving test again．If she ________ harder, she ________ the test easily．
| A．practiced; would pass |
| B．had practiced; would pass |
| C．had practiced; would have passed |
| D．should practice; should have passed |
I would have helped you, but I ________ really occupied the whole week．
| A．was | B．am | C．had been | D．were |
The education program ________ combining brain work with manual labor is being widely spread throughout the country.
| A．to aim at | B．aims at | C．having aimed at | D．aimed at |