| A．Friday | B．science | C．fruit |
| A．don’t | B．do | C．doesn’t |
| A．办公室 | B．经理 |
| A．教学 | B．老师 |
| A．祖母 | B．祖父 |
| A．工作 | B．学习 |
| A．听说 | B．告诉 |
| A．生存 | B．生活 |
| A．a | B．an | C．/ |
| A．grape | B．potatoes | C．carrot | D．green bean |
| A．I can try it. |
| B．I’d like to have a try. |
| A．I’m helpful. |
| B．You are helpful. |
| A．Who can use the computer? |
| B．What can use the computer? |
| A．in ， of | B．at ， of | C．at ， for |
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