... we built this home
together. It’s only becomeGreat Britainbecause of the greatness ofScotland.
Because of the thinkers, writers, artists, leaders, soldiers, inventors
who have made this country what it is.一位老师认为句尾的what it is是名词性从句充当宾补...
...eaty prohibits the use, production, acquisition, transfer, and stockpiling of cluster munitions and requires destruction of stockpiles.主句可否改用现在完成时，有无不同？谢谢老师。
...是系动词吗？I become a hero.这里是系动词吗？3. I'm writing to ask whether you'd like to be my friend.这里 to ask是什么成分？I'm writing是什么成分？4. He always do what he can to help others. what在从句里是什么成分？
查词典可知promote：to help sth to happen or develop boost：to make sth increase, or become better or more successful新视野大学英语教材的课后题中，有一道题包含这两个词，句子分别为:research into the human experience helps to boost our knowledge about the world;hum...
1.the work is easy to do.这个句子中，to do 可否改为to be done?2.The money wasn't yours to spend.这句话是什么意思，能否分析一下结构？3.剑桥英语语法提到，句子谓语含be时，有时可采用反射不定式结构，并提供了一个例句。能否就这一点...
...，我对其中的过去完成时 had expected I 不理解：I’m finding that this problem is more complicated than I had expected. 我慢慢觉得这个问题比我预想的要复杂些。过去完成时应该是表示“过去的过去”吧！但这里并没有“过去”时间作支点啊！...
How come you could have forgotten being helped by that guy so kind ?请教老师，句中could have forgotten 是表推测吗？可是既然都说“你怎么能忘了帮忙的人”，应该是很肯定的想法了。所以could have done 是什么含义呢？谢谢老师！
...on as a holy grail,” said Raymond Zhou, an independent critic, who noted that Hollywood had set the technological standards, and thus audience expectations, very high.
这里的 thus audience expectations, very high怎么理解是简略省略了be动词are吗，thus这里是副词表递进？
The circuit is set up by a special signaling message that finds its way through the network, seizing channel in the path as it proceeds. seizing是现在分词短语作伴随状语，原文上说seizing是伴随finds的，从整句意思上说的通。我想问的是，单纯从语...
在学习if从句的虚拟语气时有些疑惑，看到if were to do表示对将来的虚拟，例如：If I were to tell the truth to my boyfriend, he would kill me! 但是，为什么不能说If I told the truth to my boyfriend, he would kill me! 再比如：If he were to graduate on sc...