From her______ look, we could see the girls was ______ of the stranger.

________in the heart of Toronto is the Canadian National Tower , which is often called the CN Tower for short.

The old man came         to the  railway station，only          the train was slowly pulling out of the station．

_______ their service, the workers of the hotel are active in learning English.

—Do you know where I can get someone ______ my skirt? —You can have your skirt ______ at Main Street Cleaners.