---You look a bit worried . ----It’s raining , but I ________my umbrella at home .
—The accident was really terrible. —Yes, it was. The young man on the bicycle was too .
—To make our city more beautiful, rubbish into the river. —I agree.
—How long have you known the doctor ? — he helped me three years ago.
—Never touch my computer while I’m away.— .
—Do you know the man was talking to our English teacher? —Yes. It’s Mr Baker, our maths teacher.