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问题 句子动词原形开头问题

Present at the meeting are experts on DNA,most of whom come from the USA.1.为什么这个句子开头用present,就是用动词原形开头呢?这里又不是祈使句。2.表示美国都要说the US或the USA吗？就是都要加定冠词吗？

问题 用the和a的区别

The model plane and a book are on it.为啥model plane前面是the，而book前是a？因为model plane是确定的特定的嘛？

问题 不能说quite…indeed吗

Although crocodiles are inactive for long periods, on occasion they can run quite fast indeed.有人说这个句子中的quite…indeed用得不对，要把 quite 改为 very 才行？为什么呀？

问题 求北师大高中英语必修第三册p17填空题答案

.... 9 in D minor.5. To his mother's _____, he won first prize.6. She told me about the wonderful _____ that she had been to last week.7. The audience's _____ to the performance of the symphony was extraordinary.8. Though Beethoven last his hearing, he _____ some amazing pieces of music.

问题 must have been to 是什么用法和表示什么含义

I found Dirk waiting for me on the steps. He seemed to see nothing, and did not notice that I had joined him till I touched him on the arm. We walked along in silence. I tried to imagine what had happened to drive the poor creature to that dreadful step. I presumed that Strickland knew what had happ...

问题 born, natural（天生的）的区别（2015高考全国卷Ⅱ语法填空）

... are admired by even the most modern of architects and engineers. In addition to their simple beauty, what makes the adobe dwellings admirable is their ability to “air condition” a house without using electric equipment. Walls made of adobe take in the heat from the sun on hot days and give out ...

问题 不能选before的原因

1. _____ you are leaving tomorrow, we can eat dinner together tonight. A. For  B. Since  C. Before  D. While (全国四级,99.6-58)老师们好, 回看这道题时，突然想到before为什么不能选。题目倒是知道要选since.  for在牛津高阶第四版里指出“conj (dated or fm...

问题 介词for还是by

介词专项训练中的一题：We only missed seeing each other _____ five minutes.A. for B. at C. by D. on答案是by，但为什么不能是for呢？请老师说说这里by的用法。

问题 英语难句分析

Straitford's briefs don't sound likethe usual Washington back-and-forthing, whereby agencies avoid dramaticdeclarations on the chance they might be wrong.whereby什么意思？句子中的 agencies 指代 Straitford 还是 usual Washington？求解释!

问题 end up doing

But for all its scale, it might end up being put on for 13-year-olds as a sleepover entertainment.这里的end up doing，doing是伴随状语，up是副词，end是不及物动词吗？

问题 英语句子逗号太多怎么理顺

Inside a box, a note, written in ink, lay on top of a small object wrapped in tissue paper. 这个句子好多逗号，怎么理顺啊！

问题 it的指代

Joe Biden has described himself as a "bridge" between the Democrats' current and future generations of leaders. But he may also be a bridge between its present and future on the electoral map.请问it指代的是什么

问题 it的指代

Joe Biden has described himself as a "bridge" between the Democrats' current and future generations of leaders. But he may also be a bridge between its present and future on the electoral map.请问it指代的是什么

问题 foot passenger怎么理解

foot passenger词典上的解释是：A foot passenger is a passenger on a ship who has not brought a car with them.指渡轮上的“步行旅客”“无车旅客”。我不太懂这个解释。难道乘船还要带上车吗？

问题 with可以省略？

Barbara, on the other hand, has missed the excitement of her profession and does not feel she would be satisfied doing volunteer work.这是四级真题听力一部分截取,为什么be satisfied没有with?是我分析错了吗？网上的原文也没有with，也没有读到，所以不是打印错...