In ten years, the grain consumption of our town decreased with 20%.（)

I suppose by the time I come back in ten years？ time all these old house have been pu

The number of these families has increased ______ 40 percent in the past ten years.

The number of these families has increased by 40 percent in the past ten years.A.在过

Without most people realizing it there has been a revolution in office work over the last ten years

There is an increase of 16% in the consumption of tobacco_____ the previous year. A.overB.thanC.toD.

One day about ten years ago while working at the cash register in the gift shop at my University M