I haven’t got a camera.——I think you should buy_______. It’s useful for you.

_______ bike is next to my car? — Oh, it’s Sonia’s, it’s a nice one.

People were excited when they saw “Monkey King” 2014 the Yellow River Estuary (入海口，河口) International Marathon.

Some of you may have finished unit one. _____ , you can go on to unit two.

Few weight-loss pills can help to keep people slim, _______?