(2013·北京卷)Experts believe people can waste less food by shopping only when it is necessary.
on his past mistakes, Ted realized that he had stayed around the wrong peop1e.
—Mike, you don't seem to be quitetoday. —Well, I hardly slept last night. I was preparing for a report.
— Could we make it December l0th? —.
He called at every door, urging that people ________his products.
The doctor told me that I would recover from my illness if I ______ a healthy diet.