The work ______ by the time you decide to cooperate with us.A．will have been doneB．was don

I ______ the novel by the time you ______ back next week.A．have finished, will comeB．shall

By the time you get to the office I______all the documents for the meeting.A．was preparing

I am sure the experience of working a part time job will ______.A. seriously affect you

We sincerely trust, therefore, that the credit______ you by the time you read this letter.

By the time you get to the office I______all the documents for the meeting.A.was preparing

By the time you get back I ________ all the work.