1．Good morning.

A. Goodbye. 　B. Good morning.

2．Nice to meet you.

A. Good morning. 　B. Nice to meet you too. T4rFl4fDHUQG6a08y/I2aAtmHQiTZF2wQql0TdsD8S6lXb7GFxfp3rQ39UKA8HUd