| A．my father; mother | B．my father’s; mother |
| C．my father’s; mother’s | D．my father; mother’s |
| A．finds | B．finding | C．look | D．find |
| A．Must; can’t | B．Must; needn’t |
| C．May; needn’t | D．Can; mustn’t |
| A．What | B．Who | C．Whose | D．Where |
| A．do | B．did | C．is |
| A．手 | B．头 |
| A．三十 | B．口渴 |
| A．在….上 | B．在…下 |
| A．跑 | B．跳 |
| A．小心 | B．不小心 |
| A．is | B．happened | C．happen | D．happening |
| A．on | B．to | C．in | D．off |
| A．to | B．for | C．on | D．in |
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