多选题 By virtue of her extensive experience and her ______ of practical knowledge, 87-year-old Louisa Vigil was ______ by her family in New Mexico as its chief advice-giver and matriarch.
【正确答案】 C、E
【答案解析】[解析] ●By virtue of表示“因为”，说明前后同义重复；and说明前后同义重复。
●第一空与extensive(大量的)同义重复。modicum少量，supply供应，wealth大量。答案选C。
●consign托付(到不好的境地)，regard视为，dismiss免职。代入选项，答案选E。