题目： 下列对于先天性瞳孔残膜的描述中，错误的是（）A.胚胎晚期晶状体血管膜不完全吸收而留下的残迹 B.呈丝状、索状、蛛网状、膜状 C.残膜均影响瞳孔运动 D.在晶状体前囊上有孤立并分散的色素，不与虹膜相连，也属于瞳孔残膜 答案： 参考答案：C
题型：选择题 The computer was used in teaching. As a result, not only _______, but students became more interestedin the lessons. [ ] A. saved was teachers' energyB. was teachers' energy savedC. teachers' energy was savedD. was saved teachers' energy 查看答案
题型：单项选择题 男，45岁。主诉刷牙时牙龈出血，口腔有异味，双侧后牙及下前牙轻度松动，伴有咬合痛如果行牙周手术，改良Widman翻瓣术的正确切口是A．内斜切口+沟内切口+水平切口B．水平切口+沟内切口+外斜切口C．纵形切口+沟内切口+外斜切口D．内斜切口+纵形切口E．弧形切口+纵形切口 查看答案
