Were leaving at six oclock ,and hope most of the journey by lunch time.A. to doB. to hav

We're leaving at six o'clock ,and hope most of the journey by lunch
time.
A. to do
B. to have done
C. to make
D. to have made

A. to do(答案→)B. to have doneC. to makeD. to have made解析：B不定式的完成时用来表示这个动作发生在谓语动作之前，或是表示该动作的完成。本题中不定式的完成时表示的正是该动作的完成，因此这句话可改写为：We're leaving at six o'clock，and hope that we will have done most the iourney bv lunch time．

这个问题我还想问问老师呢