All his attempts to unlock the door were , because he was using the wrong key.
| A．in return | B．in vain | C．in doubt | D．in time |
Have you heard ___ news? The price of____petrol is going up again！
| A．the, the | B．不填，the | C．the, 不填 | D．不填，不填 |
Our neighbors gave ___a baby bird yesterday that hurt___ when it fell from its nest.
| A．us, it | B．us, itself | C．ourselves, itself | D．ourselves, it |
______the project as planned，we'll have to work two more hours a day.
| A．Completing | B．Complete | C．Completed | D．To complete |
The trees ________ in the storm have been moved off the road.
A. being blown downB. blown down
C. blowing down D to blow down
---Do you have any problems if you ___this job?
---Well, I’m thinking about the salary.
| A．offer | B．will offer | C．are offered | D．will be offered |