1．Good morning.

A. Goodbye. 　B. Good morning.

2．Nice to meet you.

A. Good morning. 　B. Nice to meet you too. E4KaPmXl+Up5+JyHOZhcT3ybggiz2/nP+xzDaR7tdFTW2nlTy7U7mLL2WK+/5rBK