1. (2020三上·铁西期中) 选择合适的单词补全对话。

A. Hello. B. Good morning. C. Are you D. Goodbye. E. I'm not.

A: Good morning, class.

B: , Miss Li. Liu Tao?

C: No, . I'm Mike.

A: , Mike.

C: Hello, Miss Li.

A: , class.

B&C: Goodbye.