Ответ:
1 Is Jenny doing her homework? No, she isn't.
2 Are Bill and Tom making a snowman? Yes, they are.
3 Is Mr Jones playing in the snow? No, he isn`t.
4 Is Mrs Jones talking to Bill? No, she isn`t.
5 Are Bill and Tom eating sandwiches? No, they aren`t.
6 Is Molly taking photographs? No, she isn`t.
7 Is Tim eating a sandwich? Yes, he is.
Объяснение: