给下列句子选择适当的答语。 A. He’s going to do the long jump. B. She’s going to run the 200 metres. C. Yes, he is. D. Thank you. E. No, I’m going to do the high jump. 1.What’s Amy going to do? (_____) 2.Is Daming going to swim? (_____) 3.Good luck! (_____) 4.Are you going to run the 200 metres? (_____) 5.How about Sam? (_____)