老师好！有这样一道选择题：If it _____ for the large orders we receive (received ?) from our
regular customers, we could not have quoted for supplies even at that
price. A. was B. is C. is not
D. were not 参考答案是A. was。请问，为什么不能选择 D. were not？
...断句是后配的：So this is one way to think about Thoreau's text, not just as an important book in its time, for what it tells us about the nineteenth century, but also as a text that can teach us certain things about ourselves in contemporary society.有几个问题需要请教老师：问...
...on't be possible.We had hoped to fill the back page with
extra news; we're not quite there yet.We had hoped to finish it today, but as it
is we probably won' t finish until tomorrow.You disappoint me; I had expected you to behave
more responsibly.If you miss someone, you notice that they are not in ...
I
do not know what there was in the way he told me this that extraordinarily
suggested the violence of his desire. It was disconcerting and rather horrible.
His life was strangely divorced from material things, and it was as though his
body at times wreaked a fearful revenge on his spirit. The satyr...
Why can't the system be used during the entire flight andnot just at flying altitude?请问and后面这句话是省略了主谓吗？也就是等于(why can't the system) not (be used) just at flying altitude.
The counter-argument is that in professional, well-run
operations such as Fisher’s, each piece is accurately and minutely recorded and
that it is this information which is
more important than the actual object, and that
such operations help increase our wealth of archaeological knowledge.请问老...
... poke them. He thought my
storybook was like that.Sorry, kid. This book is not part of your high-tech world. It’s an
outdated, lifeless thing. An antique, Like your grandfather. Well, I may be
old, but I’m not hopelessly challenged, digitally speaking. I edit video and
produce audio. I use mobil...
①Education that does not allow for learning in your own language and is not inclusive of your social, cultural and economic values is not empowering.为什么is前面要加 that？两个从句并列，最前面不是有一个 that 来统领这两个从句了吗？为什么划线部分前还要再...
...上下文，选自世界小史的英文版序言部分My grandfather was not impressed by what he read: so little so that he
told the publisher –Walter Neurath who later founded the publishing house
Thames & Hudson in England
– that it was probably not worth translating. ‘I think I could w...
...ce inside a school
building, or is it a. . . an activity which takes place not only outside but
right the way through your life?JAN：I think it
starts the moment you're born, and . . . er... that it's going on all around
you. It'snot just taking place in a school building. . . um it should be. . ....
...词否定式的助动词或者情态动词的前面。例如：We still do not know exactly what happened . 我们还是不知道到底发生了什么。（摘自《朗文当代高级英语辞典》第6版 still词条）这里的 do not know 是谓语动词的否定式，其中的do not 是构成谓...
...harmful改成harmless，那可不可以在to be harmful之前加上not呢？
②Pointing at his new designed map,Tom proudly said that it was not a piece of paper,but a record of geographically organized information
问:为什么不可以用两个形容词并列修饰inf...
Granted, it'snot the most pleasant of jobs but it has to be done.的确，这不是最令人愉快的工作，但也得做呀。问：为什么不是it'snot the most pleasant jobs，偏偏非要加上个of ，是为什么？这里的of 的词性用法意义是什么？还有其语法作用？
...that it wasn't the others who could not understand her but herself who could not rise up to the same height of those fathers and mothers willing to resign&...
① not until 后面有固定的时态吗?这道题为什么要选A,完成时呢?"Will you go now""Not until I ______ my work."A.have finished B.finish C.will finish D.finished题目给出的解释为：本题用现在完成时,是为了强调对现在的影响，强调动...