问题
选择题
—______ a week do you walk your dog? —Less than three times a week.
A．How often
B．How many times
C．How long
D．How soon
答案
B
题目分析: 句意：你一周遛狗几次？一周不到三次。 How often多久一次， How many times 几次，How long多久，How soon多久；less than少于；根据Less than three times a week.一周少于3次，可知问一周几次，根据问句中a week一周，可知问几次，故选B.