After five hours’ drive ,they reached _____they thought was the place their parents had lived many years ago .
_________ around the Water Cube,we were then taken to see the Bird’s Nest for the 2008 Olympic Games.
He was busy writing a story,only _________ once in a while to smoke a cigarette.
My sister,an inexperienced rider,was found sitting on the bicycle _________ to balance it.
_________ in the fields on a March afternoon,he could feel the warmth of spring.
_________ to reach them on the phone,we sent an email instead.