Relacionar Columnas "To be" verbsVersión en línea use the verb "to be" in a variety of contexts (including affirmative, negative, questions, answers, and contractions) por Sara Gregson 1 _________ studying together tonight? 2 _________ your sister? 3 Max is my friend, but we _____ brothers. 4 Greg _____ reading a book. 5 _______ going to be late! 6 The bread burned. It ______ good. 7 They ______ watching television. 8 I _____ a kind friend. You're is Is she are am Are we aren't isn't