---______ you ______ a book?-Yes, I am.
A. Do; read
B. Are; read
C. Are; reading
D. Are; looking
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Sometimes she _______ in the day, but now she is ________.
A. works; working
B. working; work
C. work; working
D. work; work
Kate _________, and the others _________.
A. sing; listen
B. is singing; is listening
C. sing; are listening
D. is singing; are listening
---Tom _____ the piano in the room.-Please ask him to come here.
A. play
B. plays
C. played
D. is playing
The children are ____ TV.
A. watch
B. seeing
C. watching
D. reading