题目

I think we should let Maria go camping with her boyfriend. _____, she's a big girl now.A.Above all      B. After all       C. First of all       D. For all   答案：Bafter all毕竟。“for all + 名词”意为“尽管”: For all his wealth, he was unhappy.(尽管他富有，但他并不幸福。)（2004?盐城）一定温度下，向饱和澄清石灰水中加入少量氧化钙，充分反应后恢复到原来的温度，反应后的溶液与原饱和澄清石灰水相比，下列说法正确的是（ ）A．溶质的质量不变B．溶质的质量减少C．溶质的质量分数变大D．溶质的质量分数减小