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问题 very在这句话中怎么翻译

Public worries about accidents are threatening the very existence of the nuclear power industry. 公众对事故的担忧正威胁着核能工业的生存。

问题 itself在句中作什么成分

I want the diary itself to be my friend.这里的itself是什么成分，有什么用?这里为什么要加itself，直接I want the diary to be my friend.不就可以了吗？

问题 现在完成时时态问题

We won't start the work until all the preparations has been made.1.在时间状语从句中,表示将来已完成的被动动作动作，用现在完成时的被动语态代替将来完成时代的被动语态。这里是说不管主句是什么时态，从句都要用现在完成时的被动语态...

问题 不定式作后置定语

As the average age of the population increases, there are more and more old people to care for.问：此句中 to care for为不定式作old people的后置定语成动宾关系，为什么不用不定式的被动语态：to be cared for?

问题 请问英语中有非独立主格结构吗

请问以下这句话是否语法正确The airport having been closed because of heavy fog, we decided to take the train.

问题 behavior 和 behavioral 的区别

The behavioral sciences has been slow to change partly because the explanatory items often seem to be directly observed.既然名词修饰名词作定语，表示分类、类别、用途等，这里的 behavioral 可以改为 behavior 吗？即 behavior sciences 表示行为一类的科学。

问题 where引导定语从句还是地点状语从句

They could depend on the food sources where they lived.请问老师：where引导的从句是定语从句修饰the food sources，还是地点状语从句修饰depend on？求指教!

问题 broken up的含义

The graceful wooden windmills that have broken up the flat Dutch landscape for centuries. 译文：风车在荷兰平原上优雅地矗立了几个世纪。 句中broken up查字典，怎么也对不上译文，请专家指教，谢谢！

问题 方式副词用于祈使句句首

...使句，它把方式副词放在了句首，也可以吗？Slowly depress the accelerator / brake pedal. 慢慢踩下油门／刹车踏板。我总感觉应该是：Depress the accelerator / brake pedal slowly. 慢慢踩下油门／刹车踏板。

问题 Who作主语时谓语用单数还是复数

Who ______ seen the accident besides the boy?填 have 还是 has? 即：Who 作主语时谓语用单数还是复数？

问题 定语与状语的区别

老师好：请教一下。1）The radio only weighs a few ounces and is smaller than a cigarette packet...2）They talked on the phone for more than an hour.在这两句话中，than a cigarette packet...是不是充当句子的比较状语？than an hour是不是充当more的定语？

问题 be worth的一个词组各成分解读

A is worth the same as B，这是主语言A+be动词+worth(形容词)+the same (名词)+as(介词)+宾语B吗？

问题 关于having been done和done

The agreement________(sign), they shook hands for the photographer.答案是signed,用having been signed可以么？

问题 六级阅读句子翻译

...nbsp;have had limited success vacationing at the lake as less salty lagoons (泻湖) form on the outer edges from hot springs flowing into Lake Natron。句子翻译，另外本句中“vacationing”和“vacation”都可做名词，有...

问题 省略句补充（​No more smile...）

No more smile, no more chitchat. Only the drip drip drip of the rain.请各位老师帮我补充一下这句话。