What happened My mum’s room is empty. All her things are gone! —Oh, very sorry, sir. We thought she ____________ the hotel this afternoon, so we took her bags downstairs.

— Do you know this city? — No, this is the first time that I ______ here.[ ]

How about going hiking this Sunday —- _______.I love sports and getting close tonature.

A number of tests have been conducted to _______ that these drugs have no side effects.

Please call Mary _____ 078-9876.