Look! Tiantian and . A. is singing, dance B. is sing, dance C. is singing, dancing
I don’t know how to begin a talk with Betty. She sits there all day ______ a word.
Don’t your homework at home, or the teacher may be angry with you.
Mary’s ______ sister is four years older than her.
My sister didn’t watch the movie, did I.
What ______ you ______ when the telephone rang just now?