同学,才看到你向我们团队 英语牛人团 发来的求助题,现在为你解答
1.题目：he brushes his teeth at about 7 o’clock（对brushes his teeth提问）
答案：What does he do at about 7 o'clock?
解析：对某人做的事情进行提问用what
翻译：他在7点做什么?
2.题目：wang ming‘s family has one shower.（对one提问）
答案：How many showers does Wang Ming's family have?
解析：对表示数量的数词提问用how many,多少的意思
翻译：王明的家人洗多少淋浴?
3.题目：they usually take the number 20 bus to work（改为一般疑问句）
答案：Do they usually take the number 20 bus to work?
解析：这是一般现在时的句子,而且主语是they,是复数,所以变成一般疑问句时,句首用助动词do 提问
翻译：他们经常乘坐20路公交车去上班吗?
有不明白的请继续追问,