On snowy days, you have to drive very ____ to avoid traffic accidents.
A．cautiously B．neatly C．smoothly D．properly
On snowy days, you have to drive very ____ to avoid traffic accidents.
A．cautiously B．neatly C．smoothly D．properly
A
考查副词辨析。在下雪天，必须“小心”开车，以避免交通事故。cautiously“小心翼翼地”，符合语意。后三项分别表示“整洁地；熟练地”“光滑地；平稳地”“适当地；合适地”，都不符合语意。