—Would you like to go out for a walk with us?— ,but I must finish my homework first.
Tom ______ china for nearly five years. But now he Hawaii _________ business.
They ______ going to school on foot before they went to high school.
--- Do you know Tom very well?--- Yes, he and I _______ friends since we met in yangshan the year before.
Italy is famous for _____.
I won’t go to the concert because I ________ my ticket.