患儿男，7岁。咳嗽12天，加重1周，晚间明显，病初伴发热；咳黏痰，伴胸痛。查体：一般情况可，呼吸平稳，咽充血，两肺呼吸音稍粗，偶闻干性啰音，胸部X线呈肺门阴影增浓。右下肺有云雾状阴影，病初用过利巴韦林及青霉素，无效，改用了红霉素后近日症状好转，诊断为支气管肺炎，哪项不正确（）

A.肺炎支原体是介于细菌与病毒之间的一种微生物

B.红霉素、四环素对本病有良好效果

C.X线胸部摄片对诊断本病很有帮助

D.咳嗽常较剧，可似百日咳

E.肺部不一定出现阳性体征

句型转换。

1. We should wait in line to get on the bus.(改为同义句)  

We shouldn't _____ _____ _____ to get  on the bus.

2. Would you mind not making so much noise?(改为同义句)    

_____  _____ _____ _____ _____ so much noise?

3．The pen you bought didn't work.(改为同义句)

_____ _____ _____ _____ _____ the pen  you bought.

4. If there is no air and no water, we will die.(改为同义句)  

We can _____ _____ _____ air _____ water.

5. I'd like some coffee.(对划线部分提问)

_____ _____ you _____?