问题
单项选择题
下列哪项不是拔牙术后的并发症
A．出血
B．疼痛
C．颞下颌关节脱位
D．干槽症
E．感染
答案
参考答案：C
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下列哪项不是拔牙术后的并发症
A．出血
B．疼痛
C．颞下颌关节脱位
D．干槽症
E．感染
参考答案：C
| 根据句意从方框中选用合适的词语，并用其适当形式填空。 | |
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| 1. He _______ his bedroom. It's clean now. 2. The boy _______ seeing his mother now. He misses her very much. 3. They are interested in _______ on the Net, for it can make them know each other well. 4. I must _______. I'm meeting Brand at half past seven. 5. I write to my mother every week, _______ on Sundays. |