... to climb this mountain even though it is dangerous ?我查到 even though 和 even if 应保持“主将从现”的规则，上面句子是教材中的原句，没有符合这条规则，为什么？2. The prince knew that unless the girl's foot could fit the shoe, it was not the right girl.un...
...章，文章中有一句是这样的：It is nearly half a century since biologists first asked Congress to re-introduce wolves into Yellowstone, so that they might usefully eat some of the elk then lumbering about in over-large herds.翻译是这样的：近半个世纪前，生物学家第...
Which words or phrases in the letters have the same or similar meanings as the following? 为什么不用 to 与 similar 一致而用了 as 与 same 一致？盼望专家老师的解惑，十分感谢老师一直以来的指导。另...
In contrast to mammals and birds, amphibians are unable to produce thermal energy through their metabolic activity, which would allow them to regulate their body temperature independent of the surrounding or ambient temperature.Which定语从句修饰前面的整个句子还是只修饰metabolic act...
Pandora Halfdanarson, the heroine, leads a staid life in Iowa, where ambitions are as modest as the plains are flat.本句中as modest as 是个比较级结构，后面直接跟句子the plains a...
...装。如：So fast does light travel that it is difficult for us to imagine its speed.但是，如果没有 that 从句，而单独是 so... 呢，也可以倒装吗？比如：He didn't dare to go home, so badly had he done in this test.
In time the visible wounds healed. The bums on Kaz's father's chest left sears which looked like maps of Japan and America, side by side the way they ought to be, and when the subject of the bomb came up, he resisted blaming anyone. "The war," he would say, "is finished....
The students _____ busily when Miss Brown went to get a book ____ in the office. D. were writing; had leftD 是资料给的答案，可是我有点怀疑 第二个空 不是应该用 left 么？过去分词作后置定语 ，怎么用了get sth had done 这种呢 好像没有...
The objective, since attained, was to create a set of contractual rules that would establish uniformity in that practice, so that practitioners would not have to cope with a plethora of often conflicting national regulations.请教老师：since attained作什么成份；conflicting此处什么词...