NACA进气口位于哪里？（）
A.内格油箱
B.外格油箱
C.通气油箱
D.配平油箱
参考答案：C
When I wanted to express my thanks to him，words ___ me. I just held his hands firmly and choked.
A．left
B．fled
C．forgot
D．failed
马的正常体温范围为（）℃。
