_____do you have a meeting?Once a week .A How long B How often C How soon 望高手指教,并说出原因
问题描述：
_____do you have a meeting?Once a week .A How long B How often C How soon 望高手指教,并说出原因
答
B 回答是 一周一次 对频率提问 用how often
答
B How often
因为 他回答的是Once a week
说明跟频率有关,所以用 how often