In __________ review off 44 studies, American researchers found that men and women who ate six key foods daily cut the risk of __________ heart disease by 76%.
_______________, the players began the game.
Having checked the doors were closed, and _______ all the lights were off, the boy opened the door to his bedroom.
—Where are we going for the National Day,the mountains or the sea? —Either will be fine with me.
You are driving too fast. Can you drive_________?
American is an ________ country. You can hear _______ every where.