关于英语插入语的几个问题。

6.Helen was much kinder to her youngest son than to the others， _____，of course，made the others envy him.
A.who B.that C.what D.which
7._____ the general state of his health，it may take him a while to recover from the operation.
A.Given B.To give C.Giving D.Having given
8._____，success results from hard work.
A.Worse still B.Sure enough
C.To sum up D.What’s worse
9.As I know，there is _____ car in this neighborhood.
A.no such B.no a C.not such D.no such a

请给出答案及解释。谢谢。
"鉴于" .是怎样用英语表示的啊?的健康的大体情况被（医生）给定出来了，（那么“鉴于”这个情况 这么多意思都是用._____ the general state of his health，来表达的啊，,,,REALLY?

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