| A．What’s this? | B．What’s that? |
| A．Good morning, Miss Green. | B．Good morning, Mr Green. | C．Hello, Miss Green. |
| A．Open the window. | B．Open the door. | C．Close the window. |
| A．What’s it? | B．What’s that? | C．What’s these? |
| A．It’s parrot. | B．What’s this? | C．It’s a parrot. |
| A．Come in, Mike. | B．Sit down, Mike. |
| A．Come in, please. | B．I’m sorry. |
| A．Hello, class. | B．Good morning, class. |
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