these days和those days前要不要加inrt..thx........可是我在我的教科书里明确见到用in的

these days 和those days 分别用在什么时态? that day, this day, these days, those days前用介词吗 that day,this day,these days,those days前用介词吗 those和these的区别是什么 为什么How are you those days.要把those 改为these These days 用什么时态,和those days有什么区别 these days与those days有什么区别 these days'和these day's有什么区别?急啊,谢谢大家 these days和those days的用法区别.要有权威性啊!如果可以的话请把出处告诉我. every day与these days的区别 Day After Tomorrow的《These Days》 歌词 these和 those怎么区别 these days和those days前要不要加inrt..thx........可是我在我的教科书里明确见到用in的 he went home every day ____ those days in those days（当时）为什么day要加s Celia asks,What have you been doing these days?Celia asks () I () been doing those days. The writer was writing a book those days用these days改写 The writer was writing a book those days.用these days改写 英语选择题How are you and your family?A.these daysB.those daysC.on these daysD.in those days