在下列横线上填入适当的话语，使对话完整、正确。(5小题，共15分）

A: Hi, Peter! Do you know there is a show in Beijing National Art Gallery?

B: 小题1:                             But I don’t know what it is about.

A: It’s about Chinese history and culture.

B: 小题2:                           I become interested in it ,I think I can learn a lot there.

A: Would you like to go with me?

B: 小题3:                          But I don’t have enough money to buy a ticket.

A: 小题4:                         .I have two tickets, and I can give one to you.

B: Thank you. 小题5:                                           

A: You’re welcome. Let’s go.

患者，男，45岁，腹泻6～8次/日，水样便，无腹痛及发热。检查：大便常规未发现红、白细胞，悬滴动力试验阳性，制动试验阳性。其诊断是

A．急性肠炎

B．急性菌痢

C．霍乱

D．消化不良

E．食物中毒