You could have walked here.—Yes. A taxi___________ necessary.

A new study shows older men alack of deep sleep are nearly twice as likely to develop high blood pressure.

All of us believe he has a gift _______ dancing, ________ he doesn’t like it at all.

It is too late to treat his disease.You ________ me about his illness earlier.[ ]

The World No Car Day is ________ September 22nd.–Yes, many volunteers ride along the street to ask people to stop car.