应该用in the week还是for a week?

应该用in the week还是for a week? 是on the first week还是in the first week通常用on the week还是in the week? 是in the week还是of the week,是in a week还是of a week The door closed____itself空里应该填什么介词,for,还是of,还是to,还是in i will do it next week还是 i will do it in the next week?next week之前用不用in i will do it next week还是 i will do it in the next week? next week之前用不用介词in? The Smiths _______(leave) for China in a week. they used to go out for ()meal in()restaurant every week.第一个括号应该填a,the ,/;第二个括号里填the, at last week还是 on last week放句首那on the last photo还是in? 应该用on the weekend 还是 in the weekend? in the wrong way the wrong way你用了错误的方式请求帮助应该翻译成you asked for help the wrong way 还是翻译成 you asked for help in the wrong way? The coat bought last week is too big for me .这句话的有语法错误吗?还是应该改成The coat I bought last week is too big for me .或者The coat was bought last week is too big for me .为什么第二种改法的which不能省略呢？第 on last week还是in last week the tourists are going to stay in beijing for a week对划线部分提问.划线部分：for a week will be in 与will be for的区别I hear our teacher will be back()three week's time括号里应该填in还是for?为什么?有什么区别 we have three classes ___PE every week.A.in B.for C.on 应该选择那个? Thanks for your _____(invite) to visit next week.应该填invition还是inviting.为什么? Last week.I __(visit)Chongqing ever week应该用一般时态还是过去时态?