The patient is still weak in health, and is advised by the doctor ______ more exercise.[ ]

I was just _____ to go out when the telephone rang.[ ]

．We have got a heavy snow there in my hometown this winter, which is a sign that this year _____ to be another good one for harvests.

I wonder ________ you water this kind of flower. —Every other day.

Most of us know we should cut down on fat, but knowing such things isn’t much help when it shopping and eating.[ ]