摘要： A: Who’s that student? B: She’s Helen. Her father is a doctor. 2. A: Mum, this is my friend, Mike. B: Nice to meet you, Mike. A: Nice to meet you. 3. A: What are those? B: They’re peaches and oranges. A: I’d like some grapes. B: Oh, here they are. 4. A: Are you free, now? B: Yes. A: Let’s go to the library. B: OK. 5. Here are no biscuits on the plate.

网址：http://m.1010jiajiao.com/timu3_id_2611073[举报]