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问题 for whom是引导定语从句吗

The effect was especially pronounced for lower performing students, for whom exposure to struggling stories led to significantly better science-class performance than low-performing students who read achievement stories.这个句中的for whom是引导定语从句吗？我理解whom是exposure的定...

问题 何时谓语可以用完成时时态

... this morning, but nobody answered it.—Oh, we were doing some running in the park答句的谓语were doing可以改为完成时have done吗？因为现在完成时暗含着对现在造成影响的隐含含义，即正因为我们在公园跑步的这个影响所以我们才没有接到你的电话...

问题 时间和条件状语从句用现在完成时

...不能直接用一般将来时。如：If you don’t go, I will not go either. 你若不去，我也不去。When it gets warmer the snow will start to melt. 天气变暖时，雪开始融化。但有时从句可以用现在完成时，能请老师讲讲这方面的用法吗？

问题 请教此句话中的last是什么含义

"I am afraid it will not last," said the colonel.原本以为任务就要结束了，但是上校说了这句话："恐怕，你的事还没完"。那么这句话中的last是表示什么意思呢？在我看来这句话表示的意思与翻译给出的刚好相反，即，你的...

问题 to live在时间名词后定语要不要介词

The doctors have told him that he has only 6 months to live, but he won’t accept it. 医生告诉他他只能活6个月了，可是他不接受这一诊断。请问这里的 to live 是定语吗？它后面为什么没有介词呢？

问题 as though引导的是什么状语从句

...ugh nothing had happened. 他若无其事地继续讲下去。She spat out the food as though it was poison. 她把吃的东西从嘴里吐出来，好像那是毒药似的。有人认为这里的 as though 是引导方式状语从句，但我没有看明白。请专家解释一下！

问题 可以直接用动词原形作系动词be的表语吗

可以直接用动词原形作系动词be的表语吗The last thing we wanted to do is cause her any more hardship and emotional turmoil.这里为什么cause是原形？

问题 英文文献中图例的解释性表达

MC-X%-Y and SC-X%-Y represent the MC and SC testing samples with both X% moisture content and Y g/cm³ density, respectively.老师，我想表达的是：MC-X%-Y 和SC-X%-Y分别表示MC 测试样品和SC测试样品具有X%的含水率和Y g/cm³ 的密度。我的表达方式正确吗

问题 taken away this week to much bleating.怎么理解

...enjoy protected benefits, such as free access to the BBC, taken away this week to much bleating.

问题 all this与all thes如何区别和理解

In addition to all this there was evolved the theory that light is an electromagnetic disturbance.句中all this 如何理解？ 为什么不是all these ? 既然用了all, 为什么后接this, 而不是these呢？

问题 desire 后面的that从句是同位语从句还是主语从句

It is our desire that every effort should be made to protect the environment.这句话是主语从句还是同位语从句？类似的句子如何判断？

问题 as连接宾补，不应该是形容词么

Mr Magufuli will probably be remembered best for his covid denialism, but history should judge him as harshly for the damage he inflicted on Tanzania’s fledgling democracy.这里为什么用了副词？有点不理解。谢谢各位大咖专家老师！

问题 请问这两个句子里的halfway through分别做什么成分啊？

1. We're halfway through summer already.2.He left halfway through the ceremony.请问这两个句子里的halfway through分别做什么成分啊，谢谢！

问题 with构成的介词短语是作什么状语

Although Backholer believes it is up to individuals to make  their own decisions when it comes to their dietary choices, with one in four Australian children now suffering from obesity, she is calling on the government to step in and take action.

问题 同位语从句少一个宾语是不是就是宾语从句

例如：”we should remember that happiness is the main concern“，我觉得“we should remember it that happiness...”也可以吧？一个宾语从句一个同位语从句，但是搜了一下貌似没有+it这么用的，麻烦有老师能解答下疑问嘛