患者右腮腺区恶性肿瘤,行局部扩大切除及胸大肌皮瓣修复,其术区未与口腔相通。 创口缝合后,关于其引流物的放置
A. 不必放置引流物,局部如压包扎即可
B. 应放置24~48小时引流,必要时延至72小时以上
C. 暂不放置引流物,以后根据创口愈合情况考虑是否放置引流物
D. 引流物放置于皮下即可,不必置于较深层部位
E. 引流物放置可从任意方向放入,不必考虑重力和体位因素
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骨折线自鼻额缝向两侧横过鼻梁、眶内侧壁、眶底、颧上颌缝,再沿上颌骨侧壁至翼突
A. 纵行骨折
B. 不对称骨折
C. LefortⅠ型骨折
D. LefortⅡ型骨折
E. LefortⅢ型骨折
上颌第三磨牙
A. 下牙槽神经+舌神经+颊神经
B. 下牙槽神经+舌神经
C. 上牙槽前神经+鼻腭神经+腭前神经
D. 上牙槽后神经+腭前神经+上牙槽中神经
E. 上牙槽后神经+腭前神经拔除以下牙时,应麻醉的神经为
An eight-year-old child heard her parents talking about her little brother. All she knew was that he was very sick and they had no money left. When she heard her daddy say to her (1) mother," (2) a miracle can save him now", the little girl went to her bedroom and took out her piggy bank. She (3) all the change out on the floor and counted it carefully. Then she (4) her way six blocks to the drugstore."And what do you want" asked the shopkeeper. "It’s (5) my little brother," the girl answered back. "He’s really, really sick and I want to buy a (6) . His name is Andrew and he has something (7) growing inside his head and my daddy says only a miracle can save him. " "We don’t (8) miracles here, child. I’m sorry." the chemist said, smiling (9) at the little girl.In the shop was a (10) customer. He stooped down and asked the little girl, "What kind of miracle does your brother (11) " "I don’t know," she replied. "He’s really sick and mommy says he needs (12) . But my daddy can’t pay for it, so I have brought my (13) .""How much do you have" asked the man. "One dollar and eleven cents, (14) I can try and get some more," she answered quietly. "Well, what a coincidence," smiled the man. "A dollar and eleven cents—the (15) price of a miracle for little brothers. (16) me to where you live. I want to see your brother and (17) your parents. "That well-dressed man was Dr Carlton Armstrong, a doctor. The operation was completed without any (18) and it wasn’t long before Andrew was (19) again. The little girl was happy. She knew exactly how much the miracle cost—one dollar and eleven cents—also the (20) of a little child. 7()
A. bad
B. small
C. extra
D. impossible
请你设计一节课的教案,达到以下目的: 1.学生能够通过组织乐队进行演唱来听说读写某些词汇。 2.培养学生运用英语的能力。