| A．Are there a lake in the forest? |
| B．Is there a river in the forest? |
| C．Is there a lake in the forest? |
| A．Let's go to the nature park. |
| B．Let's go to the lake. |
| C．Let's go to the zoo. |
| A．OK | B．Thanks | C．Good job |
| A．What do you want? | B．Hello! |
| C．What do you do? | D．Can I help you? |
| A．I don’t think so. |
| B．I don’t say it. |
| C．I know. |
| A．I like oranges. |
| B．Can I have some oranges? |
| C．Yes, I do. |
| A．This robot is for you. | B．Yes, please. | C．Thank you. |
| A．This is your crayon. |
| B．Is this a crayon? |
| C．Is this your crayon? |
| A．Let me clean the classroom. | B．Let’s clean the classroom. | C．Let’s clean the window. |
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