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问题 句中hit含义用法

They also hit receptors in the brain stem that slow down breathing.他们还会作用于脑干中的受体，从而减缓呼吸。请教老师句中hit含义和用法？

问题 just相关疑问

Visualize how you would like it to end instead; the next time occurs, try to wake up just enough to control its course. 此处的just应该要如何理解呢？

问题 would rather…than

I would rather have gone to the theater than stayed home night. 这句话中than后为什么用过去式？

问题 如何正确使用to do

如何正确使用to do ？ 如何理解？The project is based on his idea to start.

问题 happen to的用法

A fire happened to the dormitory. 老师这句话用happen to对不对？还有有没有be happened to sth的用法

问题 关于定从的省略

 The laws based on them gradually run counter to justice.本句话关系代词和be动词一起省略的依据是什么，求指点？

问题 through 何种用法？ 意思是什么？

The order will be in effect through Dec. 31, 2020.请教老师： through 何种用法？ 意思是什么？

问题 词法的难点

你好，老师! The Brown often have their windown cleaned by a young cleaner. have sth done 是一个词组，表示让/叫/使/请别人做某事，这个词组已经包含了做事的人“别人”还可以另外加by a young cleaner？看似好像有语法错误?

问题 worn out用法

The tape is worn out.这盘录像带被磨坏了。they become worn out from it more visibly and sooner这俩worn out是什么用法？

问题 matter和count的区分

It is the thought that counts/matters.这句话中，用count和matter有什么区别？

问题 anyone还是anything

Do you know anyone in the store? Sorry, I don’t’ know them.老师，know后的anyone不可以换成anything吗，都是问句，语法没有错误呀，谢谢老师。

问题 what从句的理解

Your design approximates what I understood the building would be like 请问这个句子从语法上是什么结构？后面的would be like这里不知道什么结构了，谢谢!

问题 satisfied, satisfying 比较

Taking part in the celebration was a _______ experience for us. (satisfied, satisfying)感觉说 a satisfied experience, a satisfying experience都可以。

问题 accomplish, perform 用法区别

She was fired for not _______ the duties outlined in her contract.A. performing     B. accomplishing

问题 out jump是什么用法

He opened the box and out jumped a frog.请问out jump是什么用法？谢谢！