问题
单项选择题
以下疾病常表现为胸痛伴咳嗽、咯血和大量脓性痰的是（）
A.肺脓肿
B.肺炎
C.肺癌
D.肺梗死
E.化脓性胸膜炎
答案
参考答案：A
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以下疾病常表现为胸痛伴咳嗽、咯血和大量脓性痰的是（）
A.肺脓肿
B.肺炎
C.肺癌
D.肺梗死
E.化脓性胸膜炎
参考答案：A
| 阅读短文还原句子。 | |
First, there is the school or work friend. This is the person who helps you get through the school or work day. But you never really go out with them outside these places. However, they are important in your life as you will spend a lot of time with them. 2 _____.You can't really discuss anything important with them. But if you are feeling sad, they're great to go out with because they can cheer you up and make you for- get all your troubles. The next kind of friend is really unusual and having one makes you very lucky. They are really kind so they pay for you every time you go out. They usually have many of the things you can't afford to buy. 3_____. Finally, there is the best friend. This is the person who knows you inside out. The person you would have no problem spending the whole day with. Friends are the most important thing in your life. 4 _____. | |