题目

He eats ______food, so he is_______ fat.             A. much too; too much B. too much; much too  C. too much; too many     答案：B        8．解方程或解比例4x-0.5×9=27.59：x=$\frac{1}{5}$：$\frac{1}{3}$$\frac{3}{5}$x+x=20．