Вот пропущенные слова:
Look! These are my friends. This is Mary, she is very sporty. She is good at swimming and running. This is Tom. He reads a lot of books about Greek heroes. He is interested in History. That is Mary. She is going to have a Maths test. She is worried about it because she is not ready. That is James. He is going to have a party on Wednesday. He is so excited about it. This is Sam. He has got a dog. Are you afraid of dogs?
Слово "bad" является лишним в данном контексте, так как не подходит по смыслу.