将袋布小片接在袋口缝头上，在袋爿口缉（）cm止口明线。
A.0.8
B.1
C.1.2
参考答案：B
“RAAS”所代表的是（）
A.肾素-血管紧张素-醛固酮系统
B.心管转换酶抑制剂
C.胰岛素抵抗
D.短暂性脑缺血发作
E.以上都不是
---Want to ride on the roller coaster?
---No way! I ____ on the roller coaster even if you paid me a million dollars!
A．wouldn’t ride
B．would have ridden
C．would ride
D．wouldn’t have ridden
