问题 hat in hand 的语法分析

I come to you, hat in hand, to apologize for the damage I had indirectly caused and to ask you to reconsider my lifetime ban from the hotel.上面一句摘自2021年高考的全国甲卷（全国2卷）的完形填空。请分析一下 hat in hand 的语法和意思（好像说不通）。

问题 in+时间段和for+时间段有时候可以互换吗

The fruit ripened for four week.The fruit ripened in four weeks.He cleaned the house for two hours. He cleaned the house in two hours. 剑桥英语认为这两组句子表达的意思是一样的，只是for表示“BOUNDING”.in表示“UNDING”

问题 破折号的用法疑问

What is rather more significant is the finding that the dopamine neurons in the caudate–a region of the brain involved in learning stimulus-response associations,and in anticipating food and other‘reward’stimuli–were at their most active around 15 seconds before the participants’favourite ...

问题 in for a very difficult time怎么理解

George Osborne, shadow chancellor, dubbed it "a defining moment in the record of Gordon Brown" and said millions of British families were "in for a very difficult time in the months ahead". 影子财政大臣乔治·奥斯本称这是“戈登·布朗执政记录中的决定性...

问题 in view of是哪种状语

In view of their later start and their lack of coal—undoubtedly the main reason they were not among the early industrializers—it is important to understand the sources of their success.这句话中in view of是什么状语？方面状语还是原因状语？

问题 whip their weight in wildcats 的意思

《人性的弱点》的一句：Whlhelm, the last of the German Kaisers, building an army and navy that he boasted could whip their weight in wildcats.请问这里的whip their weight in wildcats 什么意思？

问题 关于have difficulty / difficulties in doing sth

看到有的书上说 have difficulty in doing sth 中的 difficulty 是不可数名词，不能用复数。但我看到了这样一个句子，difficulty 用了复数 difficulties：We had difficulties in finding his office.

问题 in exchange for 用法的理解

A in exchange for B 这个词组的含义是不是：用自己的B交换A？

问题 in/into his twenties的区别

请问in/into one's twenties的区别是什么？

问题 表语是in Vienna还是visiting

He was in Vienna visiting his family when the conflict began.谢谢各位老师！

用户 Poor in English

问题 in doing sth 可用作哪些状语

介词in后接动名词可用作哪些状语？即in doing sth 可用作哪些状语？

问题 in as many 是说4个月吗

Morocco, the Arab world’s oldest monarchy, will become the fourth Arab state in as many months to establish diplomatic relations with Israel (following the UAE, Bahrain and Sudan).这里的in as many 是指the fourth 吗，说的是四个月来第四个吗？

问题 pursue control in conversion mode是什么意思

It is said that students who pursue control in conversion mode have quite some difficulty finding work.请问：pursue control in conversion mode是什么意思？全句是什么意思？

问题 in the books用法

Second full week is in the books.请问老师这句话翻译为整个第二周被载入史册还是被记录在案?这是拜登Facebook发的对第二周的总结。