James is ________ boy.A. a 18-month-oldB. an 18-months-oldC. an 18-month-old
Why not _______ with me ?
Look ! There’s a watch _______ on the ground .
Please give me _________.
Beijing is ______big city and it’s ________ capital of China .
This is a bridge _______ the river and there are many boats _______the river .