问题 Will robots work on the moon?的回答用work at it

这是作业上的句子：—Will robots work on the moon?—Yes,they will work at it.为什么前面是用on 而后面却是用 at？

问题 这是确认性表语吗？

In the statement 2x=y, y is a function of x.我感觉可以说a function of x is y

问题 求解答一道选择题(涉及主句是否有谓语的分析)

_______ technically proficient,it also explores psychological questions.我想选择 Barbbra Astman's artwork,which is not only答案说不能选它，原因是主句无谓语，我有点不懂，主句不是it also...questions 吗？谓语难道不是 explores 么?

问题 介词分析

...entury. Many argue that it is a flawed concept. It measures things that do not matter and misses things that do. By most recent measures, the UK’s GDP has been the envy of the Western world, with record low unemployment and high growth figures.with record low unemployment and high growth figures....

问题 英语作文批改

...难以理解（不排除有语法错误）：In the first place, professionals have voiced on various appropriate paramount incidents, matching outlooks to that of inflating the price of the plastic bags.答案至少包括但不限于以下内容：1.句子翻译；2.语法结构分析。

问题 When从句修饰哪个动词

Aron's arm was caught under a 360-kilo rock that fell on him when he  was climbing by himself in the mountains.这个句子的when从句是修饰哪个动词啊，是fell还是caught啊另外caught怎么理解啊

问题 On second thought，为什么在second thought没有冠词

On second thought, I will have a cup. 仔细想过之后，我想我还是要一杯。请问如果second 作为序数词表示第二的话，前面应该加上定冠词the如果second作为名词表示秒的话，前面应该加上不定冠词a而在这个短语为什么没有冠词呢还有就是...

问题 from含义理解困惑

...）以下都是课本原句：1）a)I think people should know that life on Mars would be different from that on the Earth.=b)I think people should know the differences of the life on Mars from that on the Earth.书上说a)=b)。 对此，我有3个疑问：(1)是：句a)中life on Mars 没有定冠...

问题 on that day 可连用哪些时态

问题 the 在专有名词前省略

句子（1）：  China and Italy signed a memorandum of understanding  on jointly advancing the construction of the BRI , making Italy the                         first member of the Group of Seven to join the initiative.句子（2）： The two countries have laid a solid foundation...

问题 长句分析 if, as, that

If the flimsy agreement Messrs Trump and Kim signed in Singapore is to turn out differently, as Mr. Trump insists it will，America must be clear-eyed and exacting in the detailed nuclear regime that it negotiates with the North.1. if 引导的条件状语从句做 is 的主语么？2. as Mr. Trump ...

问题 一个难句的理解与翻译

请分析和翻译下面的句子：Can anybody out there see me, because I can't seem to see myself who out there needs a PC?

问题 请教如何解析这个句子

Sam told his friends everything there was to tell about Eerie Elementary.上面句子主干结构我分析是Sam told his friends everything about Eerie Elementary，但我不明白原句中there was to tell文字在句中的的语法作用。请教老师如何解析这个句子。谢谢！

问题 翻译：I must insist on an apology.

请问这个句子如何翻译？I must insist on an apology.是我坚持要向别人道歉？还是我坚持要别人向我道歉？请老师具体分析一下，最好说一说相关的理由，非常感谢！

问题 keen on do it yourself是怎么回事

有这样一个句子，不太理解句中的 keen on do it yourself： She’s very keen on do it yourself. 介词后面为什么用动词原形呢？