_______as much as one fourth of all timber harvested is not use proved
to be false.
A.The estimate B.The estimate C.they are estimate D.It is estimated
that
请问老师为什么不能选D?
Thus, the anthropological concept of "culture", like the concept of "set" in mathematics,is an abstract concept which makes possible immense amounts of concrete research and understanding.固定搭配是make sth possible, 句中把possible提前，变为make possible sth是什么用法？
Romania's wetlands are coming back to life thanks to help from local communities, the world wildlife Fund, and funding from the European Union.请问老师这个句子的成分划分，还有funding为什么不能用fund呢？谢谢老师！
您好，麻烦看下这两个句子：Further treatment will prevent cancer from developing.These are all symbols of the fast speed of development.这两个句子里的developing和development能互换吗？更进一步，如果是the speed of
China's development，这个短语中的development能...
We were ready to leave,
but the baby must catch cold. 我们准备要离开，可孩子偏偏得了感冒。The car must break down
just as we were starting our holidays. 我们刚刚开始休假，汽车偏偏坏了。这个must被翻译成“偏偏”，好像在词典中没有查到这样的用...
The American Academy of Sleep Medicine offers a number of reasons that may be causing your particular variant of hypnagogic jerks. Unfortunately, the spectrum of explanations is so broad that it really doesn't help narrow down much at all.这句话最后的much是做narrow的宾语还是修饰at all...
误：It is no more expensive than would the system you are proposing be. 正：It is no more expensive than would be the system you are proposing. 请专家老师分析一下这两个句子，“误”句错在哪里？“正”句为什么正确？句子是什么意思？谢谢！
...辛酸，……。 Endowments may be part of the Chinese tradition, and it is a usual practice at the wedding party in China. …… The tremendous amount of endowment&nb...
...是这么说的：looking back on it,I think i shouldn't have given up the contest so easily.回过头来看，我想我不应该如此轻易的放弃那次比赛。问题1：这句话是与过去事实相反的虚拟语气，暗示的事实显然是我当时放弃了比赛，那么如果将not...
This trend during the Second World War, when several governments came to the conclusion that the specific demands that a government wants to make of its
scientific establishment cannot generally be foreseen in detail.这句话我在书上看到，书上对 demands that a government wants to make o...
...sible that we must correct我们必须尽快纠正我们的缺点. (2)They will finish the work as soon as possible=They will finish the work as soon as it is possible that they will finish他们会尽快完成这项工作问题(2)请把下面的as soon as possible比较状语分句补充完整...
...用。以下为夸克《大全》539页的说明：Apparent exceptions to the requirement of a perfective verb occur when a phrase or clauseintroduced by since correlates with a superlative or ordinal: .Yesterday was the hottest day since I came to live here.Joan came to work in her car last week fo...
The future is something which everyone reaches at the rate of 60 minutes an hour, whatever he does, whoever he is.请问句中的 something 可以省略吗？如果省略了，which 是不是由原来引导的定语从句变成表语从句？