...问老师，These example in the form of inscribed clay tablets that date to shortly before 3000BCE.因为date to是动词短语，后面不是应该加一个名词吗？ 请问老师这种just before 和shortly before加一个时间，这种结构怎么理解？我们常见的before之前都是：...
资料上有这样的正误句子：他有必要参加这次会议。误：He is necessary to attend the meeting.正：It is necessary for him to attend the meeting.原因是：necessary 这个形容词不能用“人”作主语。请问老师，这个解释有道理吗？
These peculiar forms not only seemed desined to shock people emotionally,but to give them electronic shocks as well!这句话里的seemed 和 desined不是两个动词放一起导致语法错误了吗？
... was a famous person at the party whom everyone would like_____(introduce) to themeselves.这个答案是to be introduced，但这汉语意思不同意是名人介绍给普通人，我觉得从道理上来讲应该是把普通人介绍给名人。所以我想问一下，这个词有没有方向性...
...evelopmental process:the student who uses a spellcheck instead of learning to spell, the student who uses a calculator instead of learning to add—— young people sacrificing internal growth for external power.老师好，请问最后一个成分是独立主格还是名词？
B：Steve, you really have a lot to learn about business. I would be happy to help, but I want a percentage of your profits.A：No wonder people call you “Mr Ten Percent”. Teach on, buddy.Teach on, 介词on后面是省略， 还是teach on只是个词组？
For every ton of waste recycled, a city avoids paying for its disposal, which, in parts of New York, amounts to saving of more than ＄100 per ton.这里per ton是修饰saving这个名词吗，我看到saving后面是of more than ＄100 ，这应该是后置定语而不是宾语，所以这里savin...
（Weak is he ）who permits his thoughts to control his actions; （strong is he ）who forces his actions to control his thoughts。请问括号内的内容如何理解啊？Weak和strong都是形容词啊，据我所知如果变成名词的话，前面得加the。还有这个“he”这个代词...