问题 定语从句修饰主语后，一定要加逗号吗？

...对这样重要的职务是不能胜任的。 A man who is unable to write a letter is incapable to hold an office of such importance.答案是A man who is unable to write a letter, is incapable of holding an office of such importance.除了将be incapable to do 改成了be incapable of doi...

问题 关于propose的用法

网上看视频看见一个老师举了个例子authorities should be proposed to adopt actions.这句话变成主动不就是people propose authorities to adopt actions吗。但是我没看见字典有propose sb to do sth 的用法啊。请老师回答下，非常感谢

问题 It is high time I talked/should talk with her虚拟语气

It is high time I talked/should talk  with her 中为什么虚拟语气可以用过去式也可以用should+动词原形？

问题 prove的用法

China's policymarkers will prove no expection.中国的决策者也不例外。请问中国的决策者不应该是被证明是不例外的吗？

问题 语法分析: I love with you were still lingering fragrance lingers.

求语法分析I love with you were still lingering fragrance lingers.另外如句中的love with you，可以作为一个单独的意群吗，比如Love with you ten clasp，还是说这里省略了一些其他的成分呢？

问题 b y有类似于of短语当后置定语的用法吗？

One reason why it is hard to design and teach such courses is that they can cut across the insistence by top American universities that liberal-arts educations and professional education should be kept separate, taught in different schools. 这里为什用by短语作后置定语，我感觉应该...

问题 period的用法疑问(为何period后不加of)

... and so on, can be achieved by a brief period lying, or even sitting down. The body's tissues are self-repairing and self-restoring to a degree, and function best when more or less continuously active.参考译文：“休息”，从使肌肉得到放松等方面来看，只要稍微躺一躺，甚...

问题 rather than的用法

they have an incentive to use their innovations to improve their own services, rather than renting or selling them to rivals，这里renting or rolling 前面是 省略了 they are 吗？有这种用法吗？

问题 a big hat with flowers on中的on是什么用法

I'm wearing the most beautiful blue dress, and a big hat with flowers on.这个on是副词吗，作穿上的意思吗？

问题 faster than I would have thought possible. 这里would

问题 I'm loving it(love为什么可以用进行体)

问题 as/than比较分句后宾语从句补全的时态困惑

You are less of a fool than I thought.=You are less foolish than I thought.than比较分句补全：than I thought (you would be)后面用would be时态正确吗？ 还是应该than I thought (you were? 或是 you had been?)很糊涂than I though +宾语从句后的时态？It was as much of a succe...

问题 问一个时态问题

Have you paid for what you've eaten?请问上面这个例句如果用下面这样的时态，可以吗？Had you paid for what you have eaten？ Have you paid for what you had eaten? 

问题 介词后面跟介词

Our  noses are capable of detecting human smells even when these are diluted to far below one part in one million. 请问to far below one part in one million 中的 far below 是复合介词吗?可是介词to后面一般不是不能跟介词吗？

问题 句型分析

...想问一下这句话When you think how easy and cheap, relatively, it is to buy a bunch of carrots or beets, why raise them? 这句话it is to buy。。。是主语从句吗，it做形式主语，它是不是省略了too cheap,原句应该是，IT is cheap to buy?我这样说合理吗？谢谢曾...