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问题 must have been here是完成进行时吗？

《薄冰语法》2005版的例句： He must have been here since breakfast. 早饭后他一定是在这儿。 书中说 must have been here 是<完成进行时>，其中的 been下是否该有个 being 呢？请专家指正。

问题 be met with 结构疑惑

Where we are met with cynicism, and doubt, and those who tell us that we can’t, we will respond with that timeless creed that sums up the spirit of a people: Yes we can.句中are met with显而易见是被动语态，意为遭遇，遇到等的意思，但为何牛津词典显示当作遭遇，遇...

问题 关于among的用法的一些疑惑

老师好，有这样的句子：1. Among his friends there was one who shared his opinion.2. Among these visitors was a little girl from Japan.我的问题是：among 的后面不可以用复数吗？比如1例可以改成：Among his friends there were two persons who shared his opinion. 句2可...

问题 关于 where 的代词用法

记得有 where 做代词的用法。如: Where are you from?关于你去过哪里旅行的提问:Where have you been (traveled) to?Where have you been (traveled)?该用哪种?

问题 doing sth成分问题

I've had trouble sleeping recently.最近我睡眠不好。have trouble doing sth中，doing sth作什么句子成分？

问题 请教句子成分

What kind of world is this to bring a kid into?请问to bring a kid into是定语还是状语？感觉像是world的定语，可是为什么和world分开了？为什么不是What kind of world to bring a kid into is this?

问题 动词quote用法的疑问

...he rebels, the troublemakers, the round pegs in the square holes, the ones who see things differently. They’re not fond of rules, and they have no respect for the status quo. You can quote them, disagree with them, glorify or vilify them, but the only thing you can’t do is ignore them. Because t...

问题 an absence of tenable alternatives指什么

...er because of an absence of tenable alternatives, both countries will need to find a new and enduring framework for managing the relationship," the Brookings Institution said in a policy analysis titled "Rising to the challenge: Navigating competition, avoiding crisis, and advancing US interests in ...

问题 三个语法问题（涉及increase, than, make等的用法）

...烦请指导。(1) We believe we must increase our export sales if we want to continue to grow, and we hope to increase exports to 15 – 20 percent of production, with your help.A: We hope to increase our export sales by 20% with your help.B. We must increase our export, hoping to reach 15% to 20% ...

问题 引导宾语从句的what, who, which,when, where,why叫什么词

我一直很疑惑，引导宾语从句的 what, who, which,when, where,why 到底叫什么词。有的书说它是疑问词，有的书说它是连接词（与连词不同，连接词可以充当句子成分，而连词，如that, if, whether 不充当句子成分），有的书说它们是连接...

问题 怎么理解这个定语从句中的两个否定词

出自2021专四：There is no means to which a man will not resort to avoid the real labor of thinking.解释：一个人无论采取什么方法都无法逃避真正的劳动——思考。means是先行词，作resort的宾语。resort to sth.采取某种方法。从句还原后：A man will not ...

问题 a packed programme of 是什么意思（重点是packed的理解）

Sherman Cymru is excited to present a packed programme of the very best theatre, dance, family shows and music from Wales and the rest of the world.这是2022年高考英语全国甲卷（全国卷Ⅱ）阅读理解A中的一个句子。句中的 packed 不太好理解。请专家老师赐教！

问题 本句中的3个that都是定语从句引导词吗

...though he may know, cannot realise that his love will cease; it gives body to what he knows is illusion, and, knowing it is nothing else, he loves it better than reality. It makes a man a little more than himself, and at the same time a little less. He ceases to be himself. He is no longer an indivi...

问题 阅读理解A篇。

...sp;      A one-time processing fee   applies to all new memberships.*        The processing fees for   student, adult, senior citizen and family memberships are $10, $35, $25, and   $40 respectively.*    &...

问题 as he was bid还是as he is bid

He was fond of play, but he had been taught to make himself useful, and to do as he was bid.请问这句话中为什么最后是as he was bid,而不是as he is bid?