选择正确的选项补全对话。

A. Nice to see you, too. B. I'm from the UK. C. Good morning. D. What about you? E. Welcome back to school!

Tim: , Miss White.

Miss White: Good morning, Tim.

Tim: Nice to see you again.

Miss White: We have a new friend today.

Mike: Hi, I'm Mike. I'm from Canada.

Tim: Hi, I'm Tim. Welcome!

Mike: Thank you.