To keep healthy, Mr. Smith_______ cycling as a regular form of exercise after he retired.

As a teacher you have to ______ your methods to suit the needs of slower children.

Rather than _______on a crowded bus, he always prefers _______a bicycle.

Pierre Curie ______ his own research work and joined Madam Curie in the search for radium.    

She        an old friend of hers yesterday while she was shopping att the department store.