The building is now a supermarket. It ____ a cinema.
Which of the following sentences is RIGHT?
The film showed us ______ life was like in Beijing in the past.
----It’s very kind of you to carry the box for me. ---- __________.
Good hobbies can help us _________and make our Iives _________
----Do you know_____ second-hand smoke? ----To prevent our health and memory.