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问题 过去完成时的用法

I ___(lose) my key, so I couldn’t get into my house. But now I ___(find) it.第一空答案是lost,我填的是had lost,我的理解是我过去的过去丢了钥匙，对过去造成影响couldn’t get into my house，请问是已经找到钥匙那对过去的影响也不成立了吗？

问题 get to do sth怎么分析结构？

Don't get to decide what we do with it?这句话get to的含义怎么理解？get to这里可以理解为类似于半助动词的成分吗？

问题 静态动词的现在分词作状语

...4609 参见上述链接中的例句：If undertanding this, you will find it very easy.If loving you, she will let you know someday.这些句子都对吗？David said nothing, but simply nodded, as if understanding perfectly.  （这句话来自Collins词典 nod词条下）

问题 关于as soon as的疑问

（1）as soon as it had touched down 修饰的是 to get off the plane quietly 吗？（2）这里的 had touched down 是过去完成时，它的用法是“过去的之前”，所以是参照 to get off 吗（尽管这里使用的是 to do）？

问题 这里为什么填so

Who wants to be entrepreneur? Just about everybody-or (so)it seems these days.我填的so的原因是我理解的or so是大约的意思，但是解析上是说so在这里是逻辑链接，so指代之前提到的人人都想成为企业家这一现象。我实在不明白为什么这里是so?

问题 两个动词为什么直连用在一起

This was combined with ground-up mammal bone, the traces of which show signs that it was heated being ground.例句中 be heated 后为什么能直接加另一个动词 being ground，此处是省略了and对吗？

问题 for在句中的含义，可以用其他介词代替吗

The government relies on taxes from the food industry for more than half its budget.

问题 based on用法

As the app surged in popularity in the summer of 2020，then president Donald Trump vowed to ban it based on concerns that the Chinese government could use the platform to"build dossiers of personal information for blackmail and conduct corporate espionage".based为形容词，但是句中based on ...

问题 动名词的用法

Drinking  too much is bad for your health.(老师，我的问题是：这里的drinking too much 是指同类中的任何一次吗？

问题 为何do后加be动词

All you should do is work hard.为何do后加be动词？

问题 关于locate的用法

今天看见一个句子，wu zheng locates near the river.......不应该是wu zheng is located near the river....吗请各位老师解答一下，非常感谢!

问题 that of 的用法

Each individual is different from that of every other individual nature.请问，这里的that 指的是什么？

问题 neither的用法

His anti-corruption efforts are popular. Neither is there any obvious sign of discontent within the Communist Party elite. 请问老师neither在这里是什么词性和用法？

问题 状语顺序问题

The boy is made to do much homework every day by his mother.1.every day是形容词短语作时间状语吗？2.by his mother是方式状语,所以状语顺序是地点状语、时间状语、方式状语吗？

问题 be动词时态问题

You probably have used caffeine since childhood. Caffeine was in your first Coke. 这里的was是否可以改为is？表示一种客观情况。