| A．Thank you，Mr. Li. |
| B．How? |
| C．Good morning，Mr. Liu. |
| A．I'm fine，too |
| B．Nice to meet von |
| C．My name is Lin Feng. |
| A．Good morning |
| B．Please sit down. |
| C．Thank you. |
| D．Nice to meet you. |
| A．Please come in. |
| B．Good morning |
| C．Stand up. |
| A．library | B．libraries. | C．librarys |
| A．doesn't has got | B．haven't got | C．hasn't got |
| A．are there | B．are you have | C．does you have |
| A．are, from | B．do, from | C．are, come |
| A．His，your | B．Her, your’s | C．His，you |
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