The key to exercise solutions in chapter Unit 68 - -ing clauses for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press
Question
Put the words in the right order.
Answer
Joe hurt his knee playing football.
I got very wet walking in the rain.
Laura had an accident driving to work.
My friend slipped and fell getting off a bus.
Emily hurt her back trying to lift a heavy box.
Two people were overcome by smoke trying to put out the fire.