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！
...ead of a charity which runs 85 schools, and who has advised the department for educationon reopening. 这里and who能够并列嘛？两个定语从句不是修饰的一个词，为什么用了and。还请老师指正。
...tionis linked with income. Youngers can learn the skills that needs for their success in their own classes during their growing process, but would not necessarily acquire other techniques.谢谢老师！
...某事）”解。例如：I don’t rate your
chances of getting a ticket for the Leeds game.我看你是搞不到利兹队球赛门票的。182.recall（P2134）作“I
don’t rate your chances of getting a ticket for the Leeds game.回想，回忆起（某事物）”解时，构成“recall doi...
...老师帮我看个句子。Keeping a positive attitude will be important for everyone to get through this difficult period. 后面不定式的复合结构的句子成分是什么？我觉得原句不对，应改为：Keeping a positive attitude will be important in everyone getting through this diff...
Recurring revenue is the portion of the revenue that is going to continue in the future. It provides a growing base of revenue on which management can rely while focusing on ways to grow the business.on which, 为什这里要加介词on？
... again, then stared at the frightened little newcomer in anger, hating her for simply being there in his wife's place and knowing he could not turn her out. fight是打架、战斗的意思。fight on 译文上说是顶住外面的人，把门拴关上。这怎么理解？
... Employers enjoy cost savings as they spend less on desks and floor space. For employees the promise is of time saved: spared of their commute, they can get their work done and focus on their families and hobbies. That, at least, is the idea. But, as many a remote employee knows, the boundary betwee...
...urs wandering around the department stores, leisurely inspecting the items for sale, or hunting for some antiques along the sidewalks, where you’ll most likely be amazed by the variety of things on display. 请问老师：1.主句结构中是 spend hours (in) doing sth。那么请问，wande...
A point that Democratic presidential contenders like to hone in on as they attack Trump's economic policies. Economy and a government that works for all of us, not wealthy campaign contributors.上述句中出现了短语hone in on 是什么含义？如何使用？ 词典上没找到。