语法与词汇 50.Your advice would be______valuable to him, who is at present at his wit's end.
【正确答案】 A
【答案解析】本题前半句是说你的建议对他极有价值。A项的“exceedingly非常地”符合题意。其他三项“excessively过多地；extensively广泛地；exclusively除外地”都不正确。