Theforeigners_________there,butthey_________thefoodthereatfirst.
A、usedtolive,didn’tbeusedtoC
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Sometimes a bus ____ gets on the bus to check the tickets.
Great as Newton was, many of his ideas ____ today and are being modified by the work of scientists of our time.
Tom has been a vegetarian ____principle for years .
He arrived____ London ____ a cold winter night.
Project Hope is an organization _____ raises money to build schools and buy books for poor children.
