With an appropriate conjunct: (1)When used with care, transition

With an appropriate conjunct:
(1)When used with care, transition words can enhance writing.____ too many of them will soon weary your readers. (2)It rained heavily last night,____ all the flowers are gone.
【正确答案】：However;so
【题目解析】：【考点点击】本题考查连接词的选择。【要点透析】表示转折意义且能单独使用的连词可用 however;引导结果状语的从属连接词可用so。