问题
单项选择题
在下列临床情况中很少见到窦性心动过缓的是（）
A.贫血
B.严重缺氧
C.甲状腺功能减退
D.窦房结病变
E.急性下壁心肌梗死
答案
参考答案：A
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在下列临床情况中很少见到窦性心动过缓的是（）
A.贫血
B.严重缺氧
C.甲状腺功能减退
D.窦房结病变
E.急性下壁心肌梗死
参考答案：A
| 根据所给短文的意思，用下面文本框中所给单词或短语的正确形式填空。（文本框中所给单词或 词组有多余） | |
of the People's Republic of China, the Ministry of Education released (发布) its "Sunny Sports long-distance winter run" program (阳光体育冬季长跑). From October to April, Chinese students have to be 1______ to run a certain distance every day. The 2______ distance for elementary students is 1,000 meters a day, 1,500 meters for middle school students, and 2,000 meters for high school and college students. Some people think that such an 3______ activity will do good to Chinese students. For one thing, it lifts the spirit and builds confidence. For another, it helps you learn new things and remember old information better. More importantly, it is a good idea to develop and improve the 4______ of education. However, other people like parents 5______ the time and energy that it takes the students to work on their academic performances (学业情况) and physical activities. It is obvious that there are more advantages of taking exercise than its disadvantages. Don't be a couch potato! Get out there and run. |