the family goes shopping once a week.once是什么词性,

Mum goes shopping with him once a week.提问him Mom__(usual)goes shopping once a week填什么词 She goes shopping once a week对once a week提问 The man goes to the park once a week对划线部分提问once a week My mother go shopping once a week还是My mother goes shopping o Grace goes to the library once a week.对once a week提问, 12.He goes to the library once a week.(划线部分提问,once a week) Mary goes to the library once a week.(用tomorrow替换once a week My brother goes to the libraty once a week.对 once a week 提问 He goes to the library once a week Maria goes to the library (once a week) He goes to the Reading Club once a week.