what did you do last weekend?在do 和 last 之间为什么没有介词啊,本人菜鸟一个,望高手相助,

what did you do last night? what did you do last night? What did you do last summer holiday? what did you do last weekend?翻译 What did you do last Saturday? What did you do last night?回答 what did you fucking do last night? what did you do ()last summer holidays What did you do last sunday?回答. What did you do last month? what did you do last sunday morning? What did you do last weekendwhat did you do last weekend? What did you do on the last Halloween? What did you do on the Open Day last Saturday? What did you do last week?小作文六句 What did you do last week?I () () my vacation. what did you do last weekend?怎么翻译 what did you do last saturday?的答句