ALL的用法:1.Allthatcanbedone()A.hasbeendoneB.hasdoneC.havedoneD.weredone2.Allthepreparationsforthetask(),andwo'rereadytostart.A.completedB.completeC.hadbeencompletedD.havebeencompleted各选什么?单复怎么看?

Question

ALL的用法:
1.All that can be done ( )
A.has been done B.has done C.have done D.were done
2.All the preparations for the task ( ),and wo're ready to start.
A.completed B.complete C.had been completed D.have been completed
各选什么?单复怎么看?

Answer 1

1A
定语从句,先行词是all关系词只能是that.
你也可以这样理解all that = what
翻译成：所有能做的已经被做了.
2.D
根据题意,逗号后面是we're=we are.是现在时态,所以先把AC排除,
还要翻译成“这项任务的所有准备工作已经完成了“ 要用完成时态.