| A．Yes, I am. | B．No, they aren’t. | C．Yes, we do. |
| A．library | B．teachers’ office | C．playground |
| A．on | B．to | C．for |
| A．sheep, cow | B．sheeps, cow | C．sheep, cows |
| A．water | B．dinner | C．nurse |
| A．girl | B．bird | C．computer |
| A．ball | B．car | C．card |
| A．horse | B．fork | C．world |
| A．farm | B．warm | C．wall |
| A．Where | B．What | C．When |
| A．Where’s the teachers’ office? | B．Where the teacher's office? |
| A．are; is | B．are; are | C．is; are |
| A．buy | B．to buy | C．buys |
| A．Open it and see. | B．I only have two. |
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