| A．Come in，Yang Ling. |
| B．I’m sorry, Mr. Green. |
| A．No, thank you. | B．I’m sorry. |
| A．Don’t sleep. | B．Don’t drink. |
| A．Don’t walk. | B．Don’t run. |
| A．What’s this? | B．This is a parrot. |
| A．Yang Ling has two books. |
| B．Yang Ling has two doors. |
| A．What’s your favourite food? |
| B．What’s your favourite colour? |
| C．What’s your favourite toy? |
| A．Thank you. |
| B．Not at all. |
| C．How are you? |
| A．I like blue dogs. |
| B．My favourite colour is blue. |
| C．I like blue cats. |
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