—_______. Is this your phone? — Yes. Thank you.
—Did you have a good weekend?—_____. We enjoyed ourselves very much in the amusement park.
My grandpa is in his seventies. He’s ____ to take the bus for free.
--____ you ____the work?--No, we need two more hours.
--My parents will go to Mount Emei for ____ holiday. --That means you will have to be at home by _____.
–All the students in your class are in the photo ____ Susan. Why? --Aha, that is because she helped us take this photo.