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问题 see plastic dating back 怎么理解结构

"We see plastic dating back to the 1960s and 1970s" says a scientist.By reusing these plastic bottles, the center can build more nesting boxes for owls.The center is now raising money to buy a ship that will collect plastic directly from the ocean.Ocean plastic is a big problem for people who rely o...

问题 请问：这句话的语法结构？

请问：这句话的语法结构？ A friend to all is a friend to none. 滥交者无友。 学上我看不懂这句话的语法结构，请专家予以指点。

问题 yesterday可以连用完成时态吗

He is said to have read two books yesterday.昨天是过去时，前面的 is said to have read 不是完成时吗？这句话时态对吗？

问题 情态动词的时态

Although he can somehow present challenges for me,I don't know if he could have presented the challenge for me to continue on to this season.could have presented在这里是什么时态？如果换成can have presented呢？

问题 as contrasted 是什么用法

Such words only apply to qualities that properly characterize men as contrasted to women.请问这个句子是什么意思? 句子中的 as contrasted 是省略用法吗?

问题 不定式作的成分

The clear message is that we should get moving to protect ourselves. 请问这里的不定式to protect ourselves是状语？还是moving的宾语?

问题 不定式的作用

 I have a busy life with no time to sit around feeling sorry for myself.有的教辅说 to sit around是宾补 但是我觉得是后置定语修饰no time. 整个with 复合结构做状语是么?

问题 两个简单句之间没有连词

Listening to music at home is one thing, going to hear it being performed  live is quite another.这句话没有连词，也不是类似状从和主句的关系，这符合语法吗？

问题 句子翻译

Yet none of them had been like this one caused by an illicit building project under the home - a home away from home, to be precise - of a lawmaker from Xuzhou, Jiangsu province, East China.问：此句怎么翻译？其中“a home away from home, to be precise ”更是如何解释？

问题 when从句做什么成分

The seeds of this decision were sown in 2010, when I graduated from college and moved to Spain to teach English.请问老师：when从句是时间状语从句还是定语从句修饰2010？

问题 四川大学考博阅读2009年第4篇

... course the significance of the image may change, as a result of either historical or personal developments, but depicted is unchanging the same milk flowing from the same jug, the waves on the sea with exactly the same formation unbroken, the smile and the face which have not altered.One might be t...

问题 不定式的完成式作状语与现在分词的完成式作状语的比较与区别

...谓语动词：having finished；谓语动词：went）I felt very proud to have served my country （非谓语动词：to have served ；谓语动词：felt ）能不能这样呢？为什么？To have finished his task，he went out. I felt very proud having served my country.

问题 which引导的定语从句的理解疑惑？

...delibly graven upon my recollection, and I can tell them without reference to the notes made at the time. I start them from the day which succeeded that upon which I had established two facts of great importance, the one that Mrs. Laura Lyons of Coombe Tracey had written to Sir Charles Bas...

问题 关于as,since,for,because区别

...这种题目：1. ____ everthing has been settled，I have nothing further to say. A. As  B.Because  C.Since  D.For 在空白处填入适当的从属连词 2.Jack was worried____he hadn’ t had any letter from his mother for long. 3.We can’t go to see him today_...

问题 如何分析修饰语的修饰对象？(6)

...ment showcased just how central he was when it made the strategic decision to focus at the trial on his actions—and to make his video deposition and e-mails the public relations centerpiece of its case.请问：(1) 状语从句when it made the strategic decision…的修饰对象是how central he ...