对话连线
(1) How many gifts do you need? a. Good idea! I will take three.
(2) Here are some little flags. b. Okay, I will take four caps.
(3) What about these caps? c. I need eleven gifts.
(4) What do you want to buy for your friends? d. No, she is not looking.
(5) Is she looking? e. I want to buy a book.