下面这个句子对吗？ The man spent all his knowledge on his research for about 10 years but achieved nothing.请问这个句子中的 spent all his knowledge on his research 用得对吗？换句话说，spend 可以接 knowledge 作宾语吗？谢谢！
They often belong to a lower social class and are loners who have mastered the martial arts, often to a superhuman degree. 他们往往是出身贫寒、身怀绝世武功的独行侠客。often to a superhuman degree 是什么语法结构？还有类似的例子么？
...gency physicians don’t have continuing relationships with patients like other doctors. We get the suddenly sick. Often they are frightened. Sometimes they are angry at us just because we were there. 最后一句，是否翻译为“有时病人对我们生气，就因为我们在他们身边...
The new CCTV Tower is 234 metres tall with 52 floors above ground. 这个with短语在句子中怎么分析成分呢？有的老师讲这里应该看做上文 tall 的状语，我的问题是，我们可不可以把其分析为上文整个表语234 meters tall 的同位语呢？从而使得该表语...
His spare time learning has equipped him for a career as an accountant.The army was equipped with up-to-date weapons.请问老师，equip for as/ equip with 中介词短语作什么成分？
Researchers are looking at how new technology may be delaying the point which college-bound students truly become independent from their parents.
请问这里可以将which改成when吗？答案是在which前面加上at
Tronick believes that just because a child isn’t learning from the screen doesn’t mean there’s no value to it—particularly if it gives parents time to have a shower, do housework or simply have a break from their child.