We didn’t start our discussion________everybody arrived．
| A．since |
| B．if |
| C．while |
| D．until |
—________ is that orange?
—It’s orange．
| A．What | B．What color |
| C．What’s color | D．color |
This is ________ eraser. Its color is_______ orange.
| A．an；／ | B．／；an |
| C．a；a | D．an, an |
—Colin，what’s this in English?
—__________.
| A．This is a pen | B．It’s a pen |
| C．It’s pen | D．This is pen. |
—Where are my pencils?
—__________________
| A．Sorry , I don’t know. | B．Yes, they are. |
| C．They are on the table. | D．They are pencils. |
—Are you Jim?
—Yes, I_____. My name ____ Jim
| A．is, is | B．am, am | C．is, am | D．am, is |