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问题 when doing..用法疑问

The document calls America a partner when battling such global menaces as climate changes.老师好，请问这里的when battling...是什么成分？

问题 怎么分辨分词还是动名词

Increasing their wages has raised the crew's courage.这里的increasing是动名词还是分词呢?

问题 句子翻译

It is agreed that they enjoy making noises, and during the first few mouths one or two noises sort themselves as particularly expressive as delight, pain, friendiness, and so on.我想问一下老师这句话怎么翻译，主要是从sort后面那部分感觉很蒙。

问题 关于 down 的理解

今天看到一句话He have a dungeon down in the basement of school.请问这里的 down 是做副词修饰 have, 还是和 donw in 一起做复合介词？请问如何理解，谢谢。

问题 定语从句的先行词是谁？

请问that是代替the bits of wood and metal 在定语从句中作主语，还是只是代替metal呢？

问题 用和不用any的问题

Are there any cats under the bed？ 如果把any去掉只用cats 这样符合母语人士说话的习惯么？

问题 冠词a的使用

 Doctors issued a warning against eating any fish caught in the river. 1）句中的a表示一个？还是一种固定表达，跟have a rest类似？2）warning可数吗？

问题 that的用法疑问

想要问一下 The mains is a combination of psychological theory and date that helps games-makers masimise that playtime 这个句子中第二个that有什么作用？

问题 有关虚拟语气的用法疑问

If green plants disappeared some day, there would hardly be any life on the earth.虚拟从句这里为什么用了disappeared?

问题 一道中考真题

The children here improve their English ________ listening and speaking every day.A. on   B. through   C. with  D. by答案给的D，但是through不是也能表示通过吗？为什么B不对呢？谢谢老师!

问题 “while+副词”的用法

While historically, the speed at which information moved was slower than current times, firms still valued customer loyalty.请教各位老师，while historically, 这是分句一个省略句吗？

问题 as的用法

It was a day as Australian as you can get: Sun, waves and surfing at the beach.这句话的语法结构不是很清楚，特别是这个as Australian as you can get怎么翻译？

问题 accumulate的理解与翻译

There were barely any arms which were accumulated before the war. 请问这个句子应如何翻译？特别是这个 accumulate 如何翻译才通顺？

问题 关于虚拟语气的问题

we all know what the poor man should have said,but what he actually said was........ 为什么这里是 have said 虚拟语气 表示过去 不是应该是had吗

问题 more than造句疑问

老师好，我造的这个句子than用的正确吗？She couldn't understand how luxurious the rich's life is than her surmise?