Mr. Wu teaches English very well.

Everyone likes to buy things ________ a good price.[ ]

This book is____ as that one.[ ]

Have you heard of Steven Jobs, the co-founder and CEO of Apple? —- Yes, but it’s a pity that he has _____ for a half year..

Hello, Sandy. This is Jack. What are you doing?—I’m watching a match. It started at 7:00 p.m. and _____ on for another an hour.