【单选题】【消耗次数：1】
呼吸道局部防御及免疫功能降低是慢性支气管炎发病的内在原因之一。（ ）
①
对
②
错
参考答案：
复制
纠错
相关题目
【单选题】
预防慢性支气管炎描述错误的是（ ）。
①
预防感冒注意个人保护
②
在气候变冷的季节注意保暖
③
慢性支气管炎患者应少量吸烟
④
慢性支气管炎患者在缓解期要作适当的体育锻炼
【单选题】
关于慢性支气管炎的描述，哪项错误（ ）
①
指气管-支气管粘膜的慢性感染性炎症
②
主要表现为咳嗽、咳痰或伴喘息
③
常并发阻塞性肺气肿
④
吸烟是其主要病因
⑤
临床可分为单纯型、喘息型和迁延型
随机题目
【判断题】
判断线上的内容是否正确：____Unless_____ they can get people in the organization to do what must he done， they will not succeed.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：Other guests at yesterday’s opening, which was broadcast ___live___ by the radio station， included Anne Melntosh and Mayor.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：Dashan, who ___has been learning___ crosstalk, the Chinese comedic tradition, for decades, wants to mix it up with the Western stand-up tradition.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：Not until recently___had they encouraged ___the development of tourist-related activities in the rural areas.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：Many young people, most___of them___were well-educated, headed for remote regions to chase their dreams.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：Mother who takes care of everybody is usually the most ___considerate___ person in each family.
①
正确
②
错误
【单选题】
He unbuttoned his shirt to _______ a big scar on his chest.
①
adapt
②
react
③
review
④
reveal
【单选题】
The American Red Cross is one of the volunteer organizations _______ purpose is to help the sick and the needy.
①
its
②
that
③
who
④
whose
【单选题】
Hi, is Mary there, please?_________
①
Hold on. I’ll get her.
②
No, she isn’t here.
③
Yes, she lives here.
④
Yes, what do you want?
【单选题】
He didn’t pass the final examination. He ______ it.
①
must have prepared for
②
ought to prepare
③
ought to have prepared for
④
ought to prepare to