问答题

P波时限＞0.11s可见于下列哪种疾患

A.心房梗死
B.右心房负荷增加
C.房内阻滞
D.急性左心衰
E.二尖瓣狭窄

答案： P波时限＞0.11s通常提示心房肥大或房内传导阻滞。心房梗死、右心房负荷增加、房内阻滞、急性左心衰、二尖瓣狭窄等疾病都可...

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单项选择题

设计压力9.81MPa≤P＜98.1MPa的容器为（)压容器。

A.低
B.中
C.高
D.超高

听力原文： We need a reasonable combination of healthy eating and regular exercise. That will improve your health, help prevent disease and let you live a happier life.

Healthy eating goes hand-in-hand with regular exercise. Getting off the bus one stop early, or walking to the store instead of driving, will help your general fitness. It's all about building more physical activity into your dally life. Our Physical Activity Guide to Healthy Active Living can help you start right. All the information is free and can be found at the Health Canada website.
We need a reasonable combination of healthy eating and regular exercise. That will improve your health, helps prevent【11】and let you live a happier life.
Healthy eating goes hand-in-hand with regular exercise.【12】the bus one stop early, or walking to the store instead of driving, will help your general fitness. It's all about【13】more physical activity into your daily life. Our Physical Activity Guide to Healthy Active Living can help you【14】right. All the【15】is free and can be found at the Health Canada website.

答案：【11】diseases【12】Getting off【13】building【14】start【15】informa...