这句话意味着“我当时一定是累了。”是不是很简洁明了?2️⃣ 同样地,must have been 后面可以接形容词或名词,比如 the day must have been May 5th. 这表示“那天一定是5月5号。”3️⃣ 如果你想知道某人过去一直在做什么,可以用 must have been doing。例如,He must have been playing basketball...
that all toys must have been subject to a safety assessment and should be designed [...] sgsgroup.com.ar 新指令规定了新的义务,即所有玩具 必须 进行 安 全评 估,并按照以下方式设计 – 尽可能消除所有危险,或将剩余风险降低到可接受的水平。 sgsgroup.com.cn [...] ammunition in Darfur...
1,must have been 虚拟语气,表推测,意思是一定 2,had to 因为没有推测的意味,表是原因,意思是不得不 3,must have been 可以翻译过来试试就知道了。因为不可能有“不得不是某国人”这样的句子的。所以只能是推测某人可能是某国人。4,had to 前面说出了原因,后面就“不得不”这样做了。
中的'must have been doing'表示对过去学习动作的推测;而'He must be studying now.'(他现在肯定在学习。)中的'must be doing'则表示对现在学习动作的推测。 此外,'must have been doing'通常带有一种对过去事件的回顾和总结的意味,而'must be doing'则更多地用于...
a是指一个人从社会网络所获得的情感、物质和生活上帮助。 Is refers to a person in the emotion, the material and the life which obtains from the social network helps.[translate] akeep learning keep learning[translate] aHe must have been... 他一定是…[translate]...
参考答案: 1,must have been 虚拟语气,表推测,意思是一定2,had to 因为没有推测的意味,表是原因,意思是不得不3,must have been 可以翻译过来试试就知道了.因为不可能有“不得不是某国人”这样的句子的.所以只能是推测某人可能... 复制 纠错举一反三 He is said___abroad, but I don't know which ...
aYou have selected daty plan 1GB for 7-day S$7 will be deducted from your main balance 正在翻译,请等待...[translate] aDear girlfriend .I'm sorry. I didn't mean it.I Love you ten thousand years liuting. loving you .Long 亲爱的女朋友。我抱歉。 我没有意味它。我爱你一万年liuting。
“must have been”用于对过去的推测,例如:“He must have been ill yesterday” 163将来时 通常不直接用于将来时的推测,但可以通过其他结构来表达类似意思,如“be sure to be”。 17 mustbe与否定形式的搭配及用法 171 mustn't表示“禁止;不许” 与mustbe的推测含义不同,例如:“You mustn't smoke here”...
进一步探索,"must have been doing"则将时间的维度引入其中,用来说明某事在过去持续进行。例如"he must have been trying his best to study",意味着他过去一直在尽最大努力学习,这种表达比单纯的过去时态更加有力,传达出一种强烈的过去行为的持续性。接着,谈及"shall",这种语气较"must"更为...