女性，26岁。感冒后第5天出现心悸、气促、心率120次／分，心尖区_爱下问搜题

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问题单项选择题 A1/A2型题

女性，26岁。感冒后第5天出现心悸、气促、心率120次／分，心尖区第一心音减弱，有奔马律，有心尖区收缩期吹风样杂音Ⅱ级。对确诊最有意义的检查是（）。

A.心电图

B.胸片

C.血沉

D.血清病毒中和抗体

E.超声心动图

答案

参考答案：D

填空题

从下列方框中选适当的词或短语填空，注意其形式变化。

different from, such as, communicate, come up, because of, play an important part in,
believe it or not, make use of, instead of, add

1. Suddenly one of the students stood up, ____ that he was also for my plan.
2. Even if they speak different dialects, they have little difficulty ____ with each other.
3. Many kinds of fishes are fast disappearing ____ serious pollution.
4. I'm afraid something urgent has ____. I won't be able to see you tonight.
5. It's more useful to learn modern languages, ____ English and German, than Latin.
6. There is an atmosphere of peace and calm in the country, quite ____ that of a big city.
7. I can't attend the meeting, so Mr. Green will go ____ me.
8. TVs, radios, and newspapers ____ influencing people's opinions.
9. ____, we were left waiting in the rain for two hours.
10. In order to save resources, they are trying to ____ energy from the sun and wind.

问答题简答题

怎样修理异步电动机转轴的一般故障？