At that time ,he ____(lose) his way in the forest.at that time是过去完成时,为什么答案是lost?

From that time ___(in,on,at.of) He was just a student at that time 的中文翻译 he was watching TV at that time 改为一般疑问句 求大师：He------(ride)a bike at that time yesterday He was one of (最著名)singers at that time. of course,maybe he is very busy at that time . at that time ,he ofter went to church.同义句 (2个汉译英）1.我们不知道那个时候教室里发生了什么事情：We do not know ___ ___ ___ in the classroom aWe do not know ___ ___ ___ in the classroom at that time.2.他在上飞机前感到紧张：He feels anxious before he ___ ___ People were pulling down the old buildings at that time.(改为被动语态)The old buildings ___ ___ ___ ____ by people at that time. he was crossing the street when a car ___ at that momnenthis bike ___ the car and he ___ off his bike to the ground heavily.the ___ was very kind and stopped to make sure that he to ride more ___ next time and it was dangerous. Mary ___(have) lunch at 12 o'clock yesterday.She always ___(watch) TVat that time. 第一问：At that time tomorrow ___ a meeting.A.we’re going to have B.we’ll be having C.we’ll have D.we’re to have.个人觉得应该用B,因为at that time是进行时标志.第二问：He failed in the exam,___ proves that he wasn’t wor He esplains to me that he ( )(do)his homework at that time. at that time 用法 at that time At that time ,he ____(lose) his way in the forest.at that time是过去完成时,为什么答案是lost? 】初三英语：句型转换1.Dont forget to tell him to come to the party____ ____ tell him to come to the party2.At that time,he often went to churchHe ___ ___ ___ ___ church ___.3.you can see many flowers here and there___ ___ many flowers ___. 请教英语能手1）The boxes are so heavy that he can only carry ___.1.at one time 2.at a time 3.at the same time 为什麼不是3?2） --i don't need the book tonight .---_____,i 'll keep it until tomorrow.1.in case 2.in any case 3.in that case 4