—How much is the ticket to Central Park?—A one-way ticket________$40,and you call________another $20 for a round trip.
Please tell the students _____ computer games too much. It’s not good for them.
Lucy ______ at home and read ______ interesting book.
—________do you go to the dentist?—Let me see, twice a year, maybe.
My parents are always worried about what will happen if I .
At school, we are taught knowledge how to behave well.