| A. —Hi, I’m Bobby. —Hi, I’m Sam. B. Good morning. C. —Good morning, Bobby. —Good morning. |
| A．bobby | B．Bobby | C．good |
| A．Here you are | B．Happy birthday to you | C．How old are you |
| A．我是海伦。 | B．我是杨玲。 |
| A．早上好，张老师 | B．早上好，李老师 |
| A．你好，蒂娜。 | B．你好，山姆。 |
| A．afternoon | B．morning |
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