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问题 whistle blow为什么不用被动语态呢

The whistle blew and they began running.我查了一下 blow，它有及物动词用法，但为什么不用被动呢？谢谢老师。

问题 目的状语与伴随状语的区分

一句语法填题：She read the letter through before sending it, _______ (check) for spelling mistakes. 答案：checking，分析是：这里是用现在分词表伴随。疑问：但为什么不填不定式 to check 呢？可以理解为用不定式表目的啊！

问题 come visiting是什么用法

The Dutch developed a custom by which children put out shoes which Saint Nicholas would fill with gifts when he came visiting. 请问这里的 come visiting 是什么用法？这个现在分词是表示目的吗？它与 go swimming, come shopping 是一类用法吗？

问题 be a while是什么意思

However, the robots are still being honed and developed, so it’s going to be a while before NASA can show them off.请问：be a while 是什么意思？

问题 这是个什么从句？怎么分析句子结构？汉语准确翻译？

The poor old man was so ill that he died sometime last month. 请老师分析这个句子的结构并翻译，谢谢！

问题 abrasion to 属于固定搭配吗

He had severe abrasionsto his right cheek. 他的右脸颊有严重的擦伤。He suffered cuts and abrasions to the face. 他的脸上有许多划伤和擦伤。abrasion to 属于固定搭配吗？为什么说擦伤的位置要用 to 呢？

问题 as mang...as...中many的词性问题

The students got as many books as they needed.老师，这里的 many 是什么词性？

问题 介词动词是根据逻辑意义划分的吗

They arrived at a decision. (1)They arrived at the station.(2)（1）和（2）句中的红色部分都是在语法上做状语吗？介词动词arrived at是依逻辑意义判定为介词动词的吗？谢谢回答。

问题 having been heated是什么结构

The iron ball having been heated to a high temperature, we found it began to melt.请问老师这 里having been heated 中的 have 为什么要加ing？

问题 现在进行时的特殊用法

I liked the university very much. What a great place to be a student! (I'm enclosing a photo of Trinity College.)各位专家老师好，请问这封信中，为什么此处用进行时？ 是表示眼前正在发生吗？是表示计划安排吗？ （我有点理解不了）

问题 请教老师分析两个句子

...食主义者不再被当作怪人，怎么也解释不通啊2.He dismissed the opinion polls as worthless.   他认为民意测验毫无用处而不予考虑as worthless在这里是宾补吗？为什么加介词as?

问题 是否是插入语的判断

He demand for paints has been so heavy this month that our stocks, generally quite high at this time of the year, have fallen to a minimum.红色部分我知道是修饰our stocks的，请问这个是插入语还是什么的？

问题 并列句两谓语怎么确定时态

请问一下，China's approach to protecting its environment while feeding its citizens......和Confucius believed knives would remind people of killing and were too violent for use at the table连词前后时态怎么看？ 谢谢了！

问题 用as还是用but

Your living is determined not so much by what life brings to you as by the attitude you bring to life. 请问老师，这个句子是不是有“不是...而是”的结构，那as那里改成but是不是更好？as在这里是什么意思啊？谢谢!

问题 terrifying terrified区别

What he saw shocked and terrified him.The prime minister was staring at him.I felt it terrifying to be surrounded by a large number of people who dressed up as gosts.1.shocked and terrified 做后置定语修饰what么，为什么用过去分词呢？2.第二句为什么用现在分词呢