淋巴瘤原发于膈上应采用（）
A.斗篷野
B.倒Y野
C.品字野
D.狗腿子野
E.面颈联合野
参考答案：A
句型转换。
1. Tom has a nice bike.(改为否定句)
Tom ______ ______ a nice bike.
2. He can speak only a little English. (改为同义句)
He ______ speak ______ English.
3. My favorite subject is English. (改为同义句)
______ ______ my favorite subject.
4. They speak English. (就画线部分提问)
______ they speak?
5. I have a pen pal. (改为一般疑问句)
______ a pen pal?
发作性呼气性呼吸困难见于（）
A.肺不张
B.支气管扩张
C.肺炎
D.支气管哮喘
