’re in Florence, Italy and see a man on aladder ________ the dust off statues and buildings, don’t worry It’s justAlessandro Ricci ________ material for his famous smog painting

__________ do you have a test in school —Every week．

When should I hand in my paper— Your paper must as soon as the bell .

All of us felt ______ when we saw the girlspeak very good English.

No matter ____ he is, he must ____ and don’t use his cell phones in the class. [ ]