. The government has taken some measures to solve the shortage of electricity, but it may be some time _________ the situation improves.
| A．since | B．when | C．unless | D．before |
The boy with leg ______needs ___.
| A．broken , being looked after | B．breaking, to look after |
| C．broken, looking after | D．breaking ,to be looked after |
-The project _____for housing development is very important.
-I see , but he is sure to work it out on time.
A.made B to be made C. making . having been made
When I passed the park I saw the grass ______by some workers with lawn movers.
A. cut B to be cut C. being cut D. cutting
Rather than _____on a crowed bus, I prefer ____to work every day.
| A．to ride ,to walk | B．riding ,walking | C．ride ,to walk | D．to ride, walking |
._____used to be her job ,but she has now turned_______.
| A．To teaching ,to advertising | B．Teaching, t advertise |
| C．Teaching ,to advertising | D．To teach , an advertising |