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问题 不能确定的介词用法

老师帮我看看我写的对不？ the percentage of factors that influence student‘s choices to a college or university. 介词用的对么？意思是说，影响学生选择大学的因素的百分百。谢谢老师，真心谢谢帮我看看，我不确定。

问题 请问：句中的duck是什么意思？

I have also always believed that we have to confront big decisions –not duck them.请问：句中的duck是什么意思？

问题 分析句子成分

...na, offered unconditional support at the crucial moment whenChinais trying to break the external blockade.

问题 that be是什么用法

It’s the powers that be who decide things. We just have to live with their decisions.请问这个句子中的 that be是什么用法？如何翻译？

问题 keep后接动词用什么形式

keep sb do,keep sb to do,keep doing,keep sb doing这四种说法都对吗，都是什么意思、有什么区别？

问题 定语从句分析

So the world has to rely on just 0.75% of the planet's available water, almost all of which is subterranean groundwater, thought it is from the 0.3% on the surface that it draws 59% of its needs.请问 最后的that it draws …怎么理解

问题 一道让步状语从句的问题

( )he is,he is very rude to me!A,however B,whoever C,whatever D,whenever这样解释：he是代词,说明主语he已经明确了,当然知道he是谁,所以已经明确不用who，对么？谢谢

问题 up from结构

Ttop 1% would hold wealth equating to $305tn (£216.5tn) – up from $140tn today. 请问这里的 up是修饰介词短语from $140tn today吗？up from $140tn today这一部分是副词短语还是介词短语？做什么成分？

问题 take...over是什么意思

They are taking the repair over to the customer's factory.这里的take sth over解释为什么呢? 字典里的解释放进去好像都不通顺..

问题 句子翻译疑问

A second study,comparing 1,167 people with melanomas to 1,101 who didn't have the cancer ,found that using sunscreen routinely,alongside other protection such as hats,long sleeves or staying in the shade,did give some protection.这里的alongside该如何理解？怎么翻译是好？

问题 come off as的用法

To be honest, the result didn't come off as too much of a shock.分析一下句子意思和语法结构。

问题 将来完成时的时间状语从句

句子he will have turned up to work when he was feeling sick中时间状语从句为什么要用was doing？

问题 关于介词短语有自己谓语疑问

You don't need to act like everything is cool.为什么like后面还有is谓语呢？

问题 关于宾语从句

If a store is open to the public,it means anyone can come in. 这句话means后面是宾语从句省略that，that在句子没有意义，不充当成分，那come 后为什么加in呢，加上in后面不是缺少宾语，但是省略的that也不能充当come in的宾语 ?为什么加上in呢

问题 yet的疑问

backlog an accumulation of jobs not done or materials not processed that are yet to be dealt with (especially unfilled customer orders for products or services)老师好，我知道yet是非肯定词，这里表示的就是一种不确定会不会被解决的状态是吧