...to do
it all alone. 由于每人帮我，我只好自己干。There having been no rain, the ground was
dry. 一直没有下雨，土地干旱。There being nothing to do, I went to bed. 因为没事可做，所以我就上床睡觉了。There being nothing eatable within his
reach, Oliver replied i...
...hine took the sludge as food and
began to eat it! Within weeks, it had all been digested, and all that was left
was pure water. 翻译：结果让他感到惊讶。生态机器里的动植物把污泥当成了食物，开始吃了起来！没出几个星期，污泥就被消化掉了，最后只剩...
...或者现在完成进行时如：So much has changed in the sport since I was a teenager.但有看到过是引导的句子是现在完成时的而非过去式Since you're finished the work, you may leave anyime1、想问since引导状语从句是现在完成时的话，主句一般可以有什...
...长了3倍多，年均递增3.1％。
The total grain output in 1995 more than quadrupled the 1949 figure, or an average increase of 3.1% a year.
别人跟我讲more than在这里作副词，quadruple在这里作谓语动词，这我明白了，但是我不明白
",or an average increase of...
Does Apple have another 40 years ahead of it, now that it has 40 behind it? As the world’s most valuable public company hit its anniversary last week, it’s the obvious question, in a world where the pace of technological change, enabled by globalization and the internet, is faster than ever...
...he other day, my brother drove his car down the street at ______ I
thought was a dangerous speed.A. as B. which C. what D. thatB，C两项比较疑惑。如果选B的错误点是不是在于：at+which相当于副词，功能为状语，I thought was a dangerous
speed缺主语，而状语无法充...
... awake, they're going to find out that this little Negro that they thought was passive has become a roaring, uncontrollable lion right in right at their door—not at their doorstep, inside their house, in their bed, in their kitchen, in their attic29, in the basement. (Malcolm X. 28/06/64) 这...
In the early morning, the food that had been laid out for the dead is thrown into a river or into the sea as it is considered unlucky for anyone living to eat it. as it is considered unlucky for anyone living to eat it.这个状语从句中：我的理解是：it 主语，指的是food；is conside...
"I don't think any of us keep up our correspondence too well," I said. "I know I don't. But I take it he's someone you've known quite a while?"老师：您好！请问这句句话中 he's 是表示 he has 还是 he is 啊？我没看懂。谢谢。
...表示？
然后还有就是完成时的独立结构，比如They having been working for three hours.和the homework having been done 对吗？将来时又如何表示独立结构呢？
最后一个就是，完成时的在否定副词半倒装的时候该怎么倒装呢？never have they worked ...