重要提示：
请勿将账号共享给其他人使用，违者账号将被封禁！
题目内容
（请给出正确答案）
听力原文：W: Don't you have any good news？
M: No. Yesterday I had to stay after school because I was talking during my science teacher's class.
W: You'd better keep quiet during class.
M: Sometimes I do. The day before yesterday, I was very quiet during my history teacher's class and I still had to stay after school.
W: Why？
M: Because I fell asleep in his class, but it was not my fault. His class was too boring.
W: I advise you to take school more seriously. If you don't pass your exam, you'll have to go out and work as a result.
M: But I think working is more interesting than having boring classes every day.
What did the boy often do at school？
A．He was often late for school.
B．He often fell asleep in class.
C．He often stayed after school.
更多“听力原文：W: Don't you have any good news？M: No. Yesterday I had to stay after school becau”相关的问题
第1题
下列关于慢性牙龈炎初期病损特点的描述，不正确的是
A.相当于菌斑堆积的前4天
B.临床上龈沟液量增多
C.组织学上可见血浆蛋白和多形核白细胞渗出
D.组织学上可见血管扩张
E.临床可有探诊出血
第3题
牙龈炎临床病理，哪一项不准确
A.初期病损于菌斑堆积的第2～4天
B.中期病损子菌斑堆积的第7～10天
C.确立期病损于菌斑堆积的第2～4周
D.结合上皮开始增殖在早期病损
E.形成牙周袋在晚期病损
第4题
牙龈炎确立期病损的特点，叙述错误的是
A.龈沟加深
B.菌斑堆积的1周后
C.细胞浸润以浆细胞为主
D.结合上皮显著增生，附着位置向根方 迁移
E.胶原纤维消失
第5题
牙龈炎确立期病损的特点，错误的是
A.约为菌斑堆积的2周后
B.龈沟加深
C.细胞浸润以浆细胞为主
D.结合上皮显著增生，附着位置向根方迁移
E.胶原纤维消失
第7题
A．初期病损于菌斑堆积的第2～4天
B．中期病损于菌斑堆积的第7～10天
C．确立期病损于菌斑堆积的第2～4周
D．结合上皮开始增殖在早期病损
E．形成牙周袋在晚期病损
第8题
A．相当于菌斑堆积的第4～7天
B．结合上皮尚未出现增殖
C．细胞浸润以淋巴细胞为主
D．胶原纤维破坏可达70%
E．临床上牙龈出现发红，探诊可有出血
第9题
牙龈炎临床病理，哪一项不正确？
A 初期病损于菌斑堆积的第2~4 天
B 中期病损于菌斑堆积的第7~10 天
C 确立期病损于菌斑堆积的第2~4 周
D 结合上皮开始增殖再早期病损
E.形成压牙周袋在晚期病损
第10题
牙龈炎的临床病理特点，错误的是
A.初期病损以浆液渗出和多形核白细胞渗出为主，临床以龈沟液量增加为特征
B.早期病损以淋巴细胞浸润为主，临床可有探诊出血
C.确立期病损以浆细胞浸润为主，胶原纤维消失
D.确立期病损结合上皮显著增殖，但附着水平不变
E.确立期病损均可向深部发展，形成牙周袋和牙槽骨吸收
客服
TOP
警告：系统检测到您的账号存在安全风险
为了保护您的账号安全，请在“上学吧”公众号进行验证，点击“官网服务”-“账号验证”后输入验证码“”完成验证，验证成功后方可继续查看答案！
