-Can you come to play with us?-Sorry,I ________.
Mr Smith will teach _______ English next term.
—Bill, what's your sister’s favorite _________? —She likes basketball best.
Between the two hills there _________ a deep river.
—Do you often play _________ soccer with your friends? —No, I don’t like sports. I often play ________ piano in my free time.
---Do you mind telling me how to use this function? ---.