The flowers look_________, so they sell___________.

Lincoln had very little free time ______ he could spend studying then

The elderly need special care in winter，as they are________to thesudden changes of weather.

Jane worked hard before the final exam, and it ______. She got an A. [ ]

I like this pair of new trousers very much. Can I ____________—Sure, I think this pair of trousers ________ you.