选择正确的答案,将对话补充完整。 Jenny: Hi, Danny. Tomorrow is Christmas. 1 Danny: Yes. What are you doing now? Jenny: We are putting up the Christmas trees. 2 Danny: Yes, I'd like to. Jenny: Can you put the stars on the tree? Danny: Yes. 3 Jenny: Then let's put the gifts under the tree. Danny: There! 4 Jenny: It's beautiful! A. Would you like to help us? B. It's done! C. Are you ready for it? D. The star always goes on top!