They----------- smoke Then they walked-------------------and

They----------- smoke Then they walked-------------------and They walked ____（环绕）the zoo and ___（看见）all the animals.Then They walked along the street,talking and laughing and _____a they walked ____the street. they walked along the street,talking and laughing and____ at The boys and girls had walked for hours.they __ 三1.They walked along the _____ talking and laughing. they slowly some had and dinosaurs legs short walked造句 newcomers walked round and round.They didn't know _______ they walked into the classroom,____ and ____.(laugh,talk) they walked all that day and part of the next until they cam 'they both walked out' OR 'they all walked out'