问题 He has arrived. He is in the meeting room now.这是现在完成时的什么用法

—Could you help me check when the singer will get here?—Oh, he has arrived. He is in the meeting room now.这是现在完成时的什么用法呢？

问题 half of him,half of me是什么意思

Half of him wanted to marry the girl who was much richer and much more famous than him. 请问可以说half of him吗？它是什么意思？如果可以这样说，那是不是也可以说half of me, half of her, half of the boy, half of the man, half of the teacher, half of the worker等等...

问题 介词短语在句中的成分

match the words with the things中介词短语是状语嘛？因为match the words句意是完整的同样put the water in the bottle 中介词短语是宾语嘛。因为put the water句子意思不完整

问题 what to do是省略了什么东西吗

原句：What to do when you know the worst is coming.这里主句为什么没有谓语动词呢？

问题 made to the designs of ……怎么理解

The lead and timber spire was one of those additions, made to the designs of architect Tony（名字很难打）.

问题 The new map of the ocean floor shows the locations of twice as many undersea volcanoes as were previously thought to exist.

问题 关于percent的改错题

请问各位老师，划线的句子除了要把merely改成mere之外，是不是还要删去a或者of，如果删去a，percent用作名词，如果删去of，percent用作形容词？在“基数词+percent of+名词”这个结构之前还可以加不定冠词吗？

问题 关于代词that及平行省略

各位老师好，Heartless human beings are like wild animals, which rip their own kin in the slightest of need and that too without a sign of remorse.①这里that语义上应该是指代human beings对吗？可是不应该用those吗？②就算是用了those，too的作用又是什么呢？中...

问题 怎么理解这句话？

President Trump thus interposed the powers of the Presidency against the lawful subpoenas of the House of Representatives, and assumed functions and judgments necessary to the exercise of the “sole Power of Impeachment” vested by the Constitution in the House of Representatives.

问题 (the) freedom of...中冠词的有无问题

The constitution guarantees freedom of thought and belief. We have the freedom of speech, press, assembly and association.这样的句子用不用定冠词有什么讲究或区别？

问题 each作代词时的用法

请老师看一下这句话：It offers two bedrooms, each with a seperate bathroom.这句话each所在的短语做什么成分？

问题 be of the same age还是be at the same age

People often think the Tower of London and the Tower Bridge are _____ the same age.空格处是填 of 还是 at?

问题 表示疾病的名词前用什么冠词

...ans are needed in all big cities to prevent ______ spreadof AIDS. 空内填the。 第二句：In ______ review of 44 studies, American researchers found that menand women who ate six key foods daily cut the risk of _______ heart disease by79%. 空内分别填“a”和“不填&rdquo...

问题 which在此处指代什么？

Conventionally,the ultimate measure of a scientific work's validity is how broadly and confidently its conclusions become accepted in the relevant field, which in turn derives from the extent to which its findings are replicated and extended.请问老师们，这里的which指的是the relevant ...

问题 请问at mercy of和at the mercy of有区别吗？