初二英语 I visited my grangpa twice a week. last year ------------------ 对划线部分提问
问题描述：
初二英语 I visited my grangpa twice a week. last year ------------------ 对划线部分提问
对 twice a week提问
答
how often 是频度副词,用来问频率.twice a week 一周两次
How often did you visit your grandpa last year?去年你通常隔多久去探望你的爷爷?