1. be of 与 be 的区别?
on the other hand, a neat and concise statement which leaves many facts unexplained is of no scientific value.
Most of linguistic studies are of this type.
这两个句子都用的be of,为什么不用be呢?
2. The romances had nothing to do with the common people. They were composed for the noble, of the noble. Be composed of :由----组成
请帮忙翻译一下这个句子!
3. However, it is possible to make a synchronic description of a language as it existed at any point in the past provided there are sufficient written records from that period.
Provided 可以换成if吗? Provided在这里是什么用法?
Provided 也可以写成providing 在这儿跟IF一样.表示假设