看图，选词填空。 running, walking, solw, now A: What's the old man doing ____________? B: He's ____________. A: What's the young man doing now? B: He is ____________. A: The old man is ____________, but the young man is fast. a, some, an, hungry, thirsty, water, tea Jack: Mum,we are ____________. Mother: What would you like? Jack: I want to drink some ____________. Jim: I'd like ____________ cup of ____________. Mother: What would you like, Cathy? Cathy: Mum, I'm ____________. I want ____________ hot dogs, chicken and ____________ orange.