鼻出血止血的方法有()。
A.烧灼法
B.填塞法
C.血管结扎法
D.输血
E.血管栓塞法
参考答案:A, B, C, E
---Did you see who the driver was?
----No, so quickly ______ that I didn’t make out what his face was like。
A.did the car speed by
B.the car speed up
C.does the car speed by
D.the car speeds up
单元格A2输入了数值70,单元格B2存放了公式=IF(A2>90,“A”,IF(A2>80,“B”,“C”)),那么B2显示的是( )。
A.A
B.B
C.C
D.0