五、读一读,选择合适的选项补全对话。
Boy: Look, there is a bag over there. 1. ______
Girl: I don't know. Let's go and have a look. Oh, here's a school T - shirt.
Boy: Well then, the student must be our schoolmate(校友). 2. ______
Girl: Let me see. Look, there is an orange hairpin(发卡) in it. 3. ______
Boy: Is it Nancy's?
Girl: 4. ______ Whose bag is red?
Boy: Oh, I know. The red bag is Betty's. 5. ______
Girl: Yes, you are right! She must be worried. Let's go to give it to her.
A. Is it Mark's?
B. No. Her bag is blue.
C. Whose bag is that?
D. And she always wears an orange hairpin.
E. So, it can't be his.

1. C 2. A 3. E 4. B 5. D