Nobody except Lily and Lucy _________the park before. Only they can be our guides.
She read ______ books by Japanese writers. Now, she would like to read ______ books by writers from _____ countries.
Look! One of the boys ______ under the tree.
John and Peter like to __________ their life.
--_________ do you do some outdoor activities? --Once a week.
--_______ do you usually go to work? --I often ride a bike.