—Oh. Mary’s not here these days. Is she ill?—_____.Her mother told me that she was in hospital.

--- Beautiful day, isn’t it?   Shall we go out for a picnic?--- ______________!

—This is English Department of Beijing University.—Hi,I’m a student in English Department.I need to know the foreign professor—Mr.Smith’s email address.—__________.I’m sorry,Mr.Smith does not have an email address in our system.

—Can I help you? —_________. How do I get to the train station?

--- Excuse me, could you tell me where I could make a call? --- Sorry, I’m a stranger here. --- ____.