____being in hospital ,Shelly decided that she wanted to become a nuse.

C As a consequence of
翻译 因为已经在医院了,雪丽决定想当护士
being 前要加介词
介词+do-ing 是固定形式

As a consequence of意思是因为......或者是作为......的结果.of是介词，后跟动词的-ing形式．
答案为 C
因为住院，她决定当一名护士．

答案为 C of是介词，后跟动词的-ing形式 in hospital 是住院的意思,A中应为As a matter of B 后应接从句 D应为as a fact of

c

prep+being(介词+v-ing)