烧伤后应激性溃疡发生率最高的部位（）
A.食管
B.胃
C.十二指肠
D.空肠
E.回肠
参考答案：C
The new schoolbags and books _____by some warmhearted people arrived at the village school the day before yesterday.
A．to be donated
B．donating
C． being donated
D． donated
初榨的葵花油和红花油
