Jason Sheltzer, a molecular biologist at Cold Spring Harbor Laboratory, in New York state, who is investigating the matter, reckons it possible that nicotine, which interferes with this process, may lessen the damage.这里reckon it possible that是状语从句？
If a store is open to the public,it means anyone can come in.
这句话means后面是宾语从句省略that，that在句子没有意义，不充当成分，那come 后为什么加in呢，加上in后面不是缺少宾语，但是省略的that也不能充当come in的宾语 ?为什么加上in呢
Life, at its twilight, becomes a good wine waiting to be savored, calm and profound in its color yet full of generosity and wisdom in its flavor.请问老师 此处calm and wise， full of generosity是形容词作主语补足语吗？
A week passed and Professor Bumper was no nearer finding the lost city than he had been at first.原文是讲Bumper教授在寻找一个文明遗址。no nearer是no nearer doing 还是no nearer than?具体怎么用？麻烦老师们帮忙分析一下。非常感谢。
It has been estimated that if the bridge were packed with cars, it
would still only be carrying a third of its total capacity.请问老师，这个句子使用were packed，也就是使用了从句用did的虚拟语气，无论现在还是将来，桥上挤满了车都是不可能的，那我要怎...
课本上的句子。Every rock looked like a person or animal, every stream that joined the
great river carried its legends, every hill was heavy with the past.请问这里为什么没有用到连词呢，and也没有？
Nowadays, with the rapidly growing popularity of mobile-based social network platform, there is a growing concern over disadvantages of mobile social networking.
Project scientists looked for a ring of light around an area of darkness representing the black hole. This is known as the black hole's shadow or silhouette.第一句中分词representing的逻辑主语是谁？