The stones each ________ as much as two tons.

A smile costs ______, but gives so much.

(2009年合肥市高三第一次教学质量检测)It was the training he had as a young man made him such a good engineer

We ate rice and chicken yesterday and we ate noodles________.

从词类活用的角度看，下面加横线字归类正确的一项是（ ）①臣不胜犬马怖惧之情 ②衣赭衣，关三木 ③乳二世，先妣抚之甚厚④襟三江而带五湖 ⑤吾妻死之年所手植也 ⑥而后乃今将图南⑦故述往事，思来者 ⑧屈贾谊于长沙 ⑨曼辞以自饰