She _____ kissing her son., is, am, are, She _____ singing a song., am, is, are, They _____ swimming., is, are, am, She _____ riding a horse.., is, isn't, aren't, She _____ skipping., are, am, is, He _____ playing tennis., are, is, isn't, It _____ flying., am, is, isn't, It _____ sleeping., aren't, isn't, is, They _____ playing., isn't, are, aren't, They _____ staying at a traffic light., are, am, is, aren’t, She _____ crossing the street., aren't, is, isn't, He _____ dancing., am, isn't, is, They _____ reading., aren't, is, are, She _____ skating., is, isn't, am, It ____ jumping on the trampoline. , am, are, is, isn’t, It ___ snowing., is, aren’t, isn’t.

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