----I called you at 4:00 yesterday afternoon ,but nobody answered. ----Sorry,I____with my friends at that time.
It’s important ________ the piano well.
Bill is healthy because he ________ his health very well.
-----How do the boy and the girl go to school? ------The boy often______ his bicycle and the girl often ______the train to school.
---Sorry, Ted, I can’t come to your party. --- That’s too bad. Maybe _____ time.
Helen will have a birthday party _____ the evening of November 8.