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问题 If left unchecked中为什么不是leave呢？

If left unchecked， they will impede the healthy development of the entire society.如果不加以控制，虚假承诺则会影响整个社会的健康发展。请问上面句子中left为什么是过去式呢？可以是If leave unchecked吗？

问题 表示一类事物时用the+名词单数还是名词的复数形式

英语中表示一类事物时，用the+名词单数，还是名词的复数形式表示?我自己造了几个句子，请帮忙看下是否合理，谢谢！The apple is a kind of fruit.The meat is from animals.I like having apples.

问题 现在分词作定语的用法（people coming to the party）

Do you know the number of people coming to the party？请问这句话为什么要用现在分词以及用不定式（to come）可以吗？

问题 关于句子成分，句意以及用法的疑问

The deputy prime minister has raised the prospect of a "trans-Tasman bubble" once both Australia and New Zealand have the virus tightly under control. That could also include some Pacific countries-provided it does not burst. 请问第二句话中 'provided...' 充当的是什么...

问题 被动语态的过去分词后面为什么没有by

...语里的用法Thus kids who watch television and play video games instead of being active are setting themselves up for a sedentary future, reported a recent Harvard University Medical School Special Health Report.

问题 with whom在句子中做什么成分？

The number of people who say they have no one with whom to discuss important matters has more than doubled.  这里的with  whom是什么成分？

问题 be fascinated with 中的 fascinated 词性是形容词还是动词的被动？

例句：There exist a host of undergraduates being fascinated with me.不是很确定，感谢。

问题 强调句和定语从句的辨析？

But it was her fierce defense of women's rights that defines how she is being remembered.请教老师：1）这是强调句，还是定语从句呢？2）define在这里应该翻译为什么意思呢？3)  ...she is being remembered. 为什么这里有一个being? 记得好像有这样...

问题 为什么doubt后面的同位语从句要使用虚拟语气

There was also an element of doubt whether money would buy the culture that Canada now lacks.请问老师为什么doubt后whether引导的同位语从句要使用虚拟语气呢？

问题 分词做状语，除了独立主格，什么时候逻辑主语可以与主句不一致？

BBC上见到的一个句子：Looking to the future,  there are concerns about the welfare of the much-loved pets.这里分词Looking的逻辑主语为什么可以与主句主语不一致？

问题 句子中多个and连接独立句

...orded, and the word 'dictionary' refers to a resource that lists the words of a language and how to say them, and they both come from the Latin word 'dicere'.求指教！句子中有2个and来连接独立句，这种用法有没有问题？关于3个独立句的连接，是这样使用吗？好像...

问题 名词短语shareholders as a class中as的疑问

the numbers and importance of shareholders as a class中，标准翻译为：股东作为一个阶层的数量……我的问题是as a class这个介词短语作后置定语为什么没有翻译为“作为一个阶层的股东……”

问题 文章开头一句用过去完成时的疑问

这是一篇文章的开头部分：I was addressing a small gathering in a suburban Virginia living room—a women's group that had invited me to join them. Throughout the evening, one man had been particularly talkative, frequently offering ideas and anecdotes, while his wife sat silently besi...

问题 一般现在时和现在完成时在选择题中的判断

Although we have been working in the same office for several ages, she  ___ me much impression. A. hasn’t left  B.didn’t leave  C.doesn’t leave  D.isn’t leaving这题的答案给的是C。请问为什...

问题 介词后跟名词不用任何修饰语的固定搭配

...词，也没有物主代词等。比如名词 schedule 有： ahead of schedule 比预定时间早，提前 behind schedule 比预定时间晚，未能及时 on schedule 按照时间表，按时 比如介词according to 有： according to plan 根据计划 不知道这样的固定搭配多不...