A.cat B.bird( )I'm a________.I'm Mimi.( )I'm a________.I'm Tweettweet.
A:___________ is that man over there? B: He is Mr. Wang.
One of my classmates often ___________ computer games after school.
There __________ some meat on the plate.
—__________ you at home yesterday? —No, I ___________.
The doctor often tells him __________ more exercise.