at that time后面加什么为什么可以加将来时？为什么有些题就不能直接加动词过去式？

at that time后面加什么为什么可以加将来时？为什么有些题就不能直接加动词过去式？ at the age of 与by the time of 与at that time后面分别加什么时态? this may have been close to the truth这个have been后面为什么加close原型啊?什么情况?at that time,this may have been close to the truth, 为什么 this afternoon不用加介词,而 in the afternoon要加?that day,the other day,也不要at that time 就要加了 我什么啊 at that time 为什么要加介词at ,不是说,that后加时间状语,之前不用加介词吗? We___(have)a meeting at that time.填什么?为什么? at that time等于什么? heard后面加动词的什么形式,为什么句子I heard the teacher talkingwith a womam at the time中的talk用的是加ing good at后面加什么 good at后面加什么 It is time that 和it is high time that怎么用什么区别后面加的时态 at what time will he 为什么前面要加个at 不加at 又成什么了 where were you that time?was dinner ready at that time?为什么都是时间状语,但却一个加at,一个不加 at this time后面用什么时态 during that time与at that time有什么区别? at that moment ；at this moment ；at this time ；at that time分别用什么时态? at that time和at that moment 有什么区别? at that time和at that moment 有什么区别?