---______ have you stayed in this school ?
---For three years.
---His father didn’t go to work today, did he?
---______.
---Look at the boy running on the playground. Is it David?
---It ______ be him. I saw him go to the teachers’ office just now.
---Both Li Lei and Han Meimei _______ fond of the TV program A Bite of China.
---I am also deeply moved by its stories.
-________ yourself to some tea after the hard work.
-Thanks a lot.
--- Would you like to collect _____ with us in the park this Saturday?
--- Yes, I’d love to. Let’s make it clean.
— is your sister?
—She is eight years old.
--- What ___ that ship look like?
--- It ___ like a fish, I think.