用什么对twice提问注：有三格___ ___ ___

用什么对twice提问注：有三格___ ___ ___ I brush my teeth twice a day对twice提问不是什么how ofen do格式如下：___ ___ ___ do you ___ your teeth a day? 英语对once.twice等提问用什么, ①对twice提问,②对twice a week提问.（答题者另附例句!）两者应该各用什么方式提问?①对twice提问,②对twice a week提问.答题者请先帮我造两句句子（第一句含twice,第二句含twice a week）然后对句中 We have music twice a week. 对twice提问___ ___ ___ a week do you have music? 光twice 划线后用什么提问 对twice a month提问,应用什么疑问词 he has been there teice （twice划线）对划线部分提问___ ___ ___has he been there? His father has been to America twice 对twice提问 He read the book twice.（对twice提问） She exerise twice a week 对 twice 提问 My brother watches TV twice a week 对twice 提问 He swims twice a day.对twice提问 I brush teeth twice a day.对twice提问 对twice提问：sherry has been to Hong Kong twice. She must brush her twice a day.对twice提问 We should brush our teeth twice every day.对划线部分提问（twice every day）____ ___ ____we brush our teeth?三个空 We should brush our teeth twice every day.对划线部分提问（twice every day）____ ___ ____we brush our teeth?三个空