Question

—How often does your brother go swimming?—________. A．Six days B．Once a week C．For two d

—How often does your brother go swimming?—________. A．Six days B．Once a week C．For two days D．Three times

Answer 1

B

试题分析：句意：-你的哥哥多久去游一次泳？-一周一次。how often 多久一次，是提问做某事的频率。six days 六天，这是一段时间，不是频率；for two days 持续两天，也是一段时间；three times 三次，只说了次数，但没有说时间，即多久三次。故选B，once a week 一周一次。