Better _____ all the lights are turned off before you leave the classroom.
A.to be sure | B.to make sure | C.be sure | D.make sure |
Many buildings in the city need re-pairing, but the one __________ first is the library.
A.repaired |
B.being repaired |
C.repairing |
D.to be repaired |
His first book __________ next month is based on a true story.
A.published |
B.to be published |
C.to publish |
D.being published |
There were many talented actors out there just waiting __________.
【选项 】
A.to discover |
B.to be discovered |
C.discovered |
D.being discovered |
If they win the final tonight, the team are going to tour around the city __________ by their enthusiastic supporters.
A.being cheered |
B.be cheered |
C.to be cheered |
D.were cheered |
It's important for the figures __________ regularly.
A.to be updated |
B.to have been updated |
C.to update |
D.to have updated |