我要问一道题We were swimming in the lake -----suddenly the storm startedA.when B.while C.until D.before请给个详细解答

我要问一道题We were swimming in the lake -----suddenly the storm startedA.when B.while C.until D.before请给个详细解答 我要问一道数学题? 姐姐、问你一道英语选择题哈~-What place is it -Have not you found out we _______back where we ____?A、were;have been B、are;were C、were;had been D、are;had been 选什么?为啥? 问 where were you when light went out?(用英语回答)希望尽快帮我回答,我会十分感激可能是一道脑筋急转弯的题哦 一道初中英语题(保持原句意思)we were glad to know that .____our____,.怎么填? 一道英语题When we got to the m__,there were a lot of people there 一道介词填空题We were faced ____ a difficult situation. 问一道向量题我要第7题,B 我要问的是最后一道题. we were dead 如题, 问一道数列求和题目中的过程!我要问的是第7题 问大家一道关于数列求和的题目我要问的是第6题 问大家一道函数图象题目我要问的是第十题 问大家一道直线方程的题目我要问的是第8题 问一道向量的题目我要问的是第6题 问一道数学归纳法的题目我要问的是第三题答案：2^K 问一道复数题目我要问的是第4题, when we were arriving和 when were we arriving有什么区别?两个都对吗?一道单选 …he eagerly asked when________.A.had we arrived B.we had arrived C.were we arriving D.we were arriving