Completar frases Am, is, areVersión en línea Practise the verb to be and the present continuous tense. por Gabriel Pérez Comendador 1 are are are Am is Is are is is is am are are is are John and Peter good friends . Jane very good at English . I a terrible person . Your parents buying in that supermarket . Jane listening to music ? What Jane doing ? She reading . What Mark and Jane doing ? They doing their homework . What your sisters doing ? They reading . I your best friend ? Yes , You . Where my key ? It under the table .