我见过下面这类句子的省略：He hurt himself while (he was) playing football.While (he was) at college, he was a prominent athlete.He retained the consciousness of it while (he was)
asleep. 请问专家老师：下面这类句子中的 he was 可以省略吗？即 while 后面可以直接...
If this approach is widely applicable, or if future AI systems can be trained using sparser amounts of data, the tech giants' edge is blunted.这句话中，if从句用的一般现在时，主句为什么也是用的一般现在时，主句不该用will be blunted吗？
...hing festival, the more water you pour over someone the more luck you give them,so we give each other a good few hours of hair soaking and reddening luck to remember each other by.
能不能把末尾的by去掉，理解为目的状语从句？
...retorted, somewhat piqued. "I suppose the law has some protection to offer them.""Can the law get blood out of a stone? I haven't any money. I've got about a hundred pounds."1）you can be forced...中的can如何理解用法和含义？2) I suppose the law has some protection to offer them. 中...
...s. Miss Winthrop and I were the only two human beings who knew what was inthem all. Neither Miss Winthrop nor I left the office all day. Yet before the day ended, I received phone calls from two managers telling me of the unbeatable offers from my competitor." Yet before the day ended,这里的yet...
Neither ofthem don't like eating fruit and vegetable.我在网上看到这么个句子，感觉很奇怪，neither ofthem ... don't... 不就成了双重否定了吗？为什么这个句子不用all？两个人的话用both不行吗？neither这么用对吗？请问老师，如何理解？
...m. The pests always destroy crops and carry diseases. So I must stop them polluting the environment , and then I fly to transmit the seeds. I think these seeds will germination. In one day, they can grew into towering trees. After that, I will fly onto the tree to enjoy the cool. I have a gree...
...verted aerobically into carbon dioxide and water with the release of large amounts of energy.句中的 respiration 是主语，is 是谓语，that 是从属连词引导表语从句吗？那 whereby 在句中起什么作用？是做副词吗？有人说它是引导词？
... have been caught, since no baited hooks would have been avaliable to trap them, leading to an underestimate of fish stocks in the past.第一句：would have been more saturated with fish本可以捕获更多的鱼，而实际上捕捞量却没那么多。第二句：would therefore not have been ....
北师大新版课本（必修一）有这样一个句子：Some
spent the dinner bent over their phones, texting friends online but ignoring
the ones who sat right in front ofthem.想问下这里为什么是bent而不是bending? spend后常接doing的。
...ng room, the two men sat and contemplated each other's presence. Above them was the maintenance room, and above that the great lamp spoke majestic, silent messages of light to the ships at sea.speak....to是不是可以用引申意思，向谁传递什么...？