6÷9=23(分);
答:行驶1千米要用23分.
故选:C.
Windows provides a user-friendly graphical ()including pop-up menus,scroll bars, dialogue boxes,icons and etc.
A.display
B.surface
C.interface
D.help
AOPP合理的给药方案是及早、足量的()
A.应用阿托品
B.应用碘解磷定
C.应用利尿剂
D.联合应用胆碱酯酶复活剂和抗胆碱药
E.应用纳洛酮