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问题 fall from和fall down from

请问各位老师fall from和fall down from是否可以互换，如在下面的句子中：The rain dropped. It _____ from the sky.在横线中是否既可以填fell，也可以填fell down。谢谢

问题 be known of 是什么用法

Nothing is known ______ the authorship of the book.A. for     B. as     C. of       D. in答案是 C。一般书上介绍过 be known as, be known for 这样的搭配，但没有见过 be known of 的用法。请专家老师介绍一下。

问题 一般现在时连用明确的过去时间

Thompson (1988) argues for the discourse basis for the distinction between attributive and predicative uses of adjectives.这个句子的时态有问题吗？前面括号里的1988表示时间吧？为什么还用一般现在时？

文章 高中英语新课标词汇-教学参考资料-strategy

...数和不可数名词。(1) 不可数用法：Strategy is needed to keep the boys at work. 要使这些男孩子们安于工作需得有策略。Strategy is an important element of the name. 战略是比赛的重要组成部分。(2) 可数用法：Let's try a different strategy. 我们试一试不...

问题 survive complete 系表结构吗

The book survives complete only in the second edition of 1533. 这本书只有1533年的第二版完整地保留了下来。 请问句中的 survive complete 是系表结构吗？谢谢！

问题 这是平行结构吗（判断平行结构的方法）

Composure is a state of mind made possible by the structuring of one’s relation to one’s environment. 其中的 made possible by the structuring of one’s relation to one’s environment 与 a state of mind 是平行结构吗？

问题 过去完成时VS一般过去时

China had planned this week to dismantle some of the rescue measures put in place when the stock market crashed last summer.请问：句中的 had planned 是否要改为 planned？crashed 是否要改为 had crashed？因为 this week 是时间要比 last summer 晚。

问题 be different in 后面加名词单数还是复数

be different in 后面加名词单数还是复数？The two sweaters are different in color? The two sweaters are different in colors? 上面两句哪句对？为什么？

问题 精准翻译

...sp;told me that from his own experience the decision makers who interview prospective employees like people who are well prepared.According to his own experience, he told me that the decision makers who interview prospective employees like people who...

问题 英语句子结构分析(寻找主谓结构)

At the heart of the unease about these earliest works of literature were two fundamental questions: first, how could Greek literature have been born ex nihilo* with two masterpieces?were对应的主语是什么？如果对应的是 heart，那为什么是 were 而不是 was?如果对应的是前面...

问题 example is of 是何用法

One example is of children at the age of 6 or 7 painting flowers, fish. 请问老师，这个句子的句型结构？one example is of是何用法？painting flowers,fish是现在分词作children at the age of 6 or7后置定语吗？谢谢老师们。

问题 but作排比的用法

...rmative but not preachy, and for most readers truly exhilarating. Although the oceans may cover seven-tenths of the earth's surface, few of us know much about them.1、but做排比用法时，是什么词性，什么意思？2、and for most readers truly exhilarating是介词短语做状语吗...

问题 关于不定冠词和定冠词的用法。

1.An owl can see in the dark.2.The whale is in danger of becoming extinct.语法书上说，第1句的猫头鹰和第2句的鲸鱼都表示某类动物，为什么1句用不定冠词，第2句用定冠词了？

问题 不及物动词后跟宾语从句

...例句。Does it really matter that who did it ?It didn't matter that the weather was bad.不应该是，像know这种及物动词才有资格接宾语从句吗？I didn't know that the weather was bad.I really don't know who did it.

问题 three years after是6年之后吗

In 1929,three years after his flight over the North Pole,the American explorer,R.E.BYrd, successfully........老师，three years after与next three years是有什么区别的,after是副词吗？