All the tasks _______________ahead of time, they decided to go on holiday for a week.
A: been completed
B: having been completed
C: have completed
D: had been completed
A: been completed
B: having been completed
C: have completed
D: had been completed
举一反三
- All the preparations for the task , and we are ready to start. A: complete B: have been completed C: completed D: had been completed
- All the preparations for the task ______, and we’re ready to start. A: completed B: complete C: had been completed D: have been completed
- The new big factory is reported （） within two years. A: to have completed B: to complete C: having been completed D: to have been completed
- The mayor of Beijing says that all construction work for the Beijing Olympics_________ by 2006. A: has been completed B: has completed C: will have been completed D: will have completed
- The task ___ by the time you come back. A: has been completed B: will have been completed C: will complete D: has completed