___________the temperature, __________water turns into steam.
A、The high; the fast
B、Higher; faster
C、The more higher; the faster
D、The higher; the faster
【正确答案】：D
【题目解析】：根据句意"温度越高，水转变为蒸汽九越快．"及所给提示可知，本题考查"the+形容词/副词比较级+句子，the+形容词/副词比较级+句子"（越…越…）这一固定句型；且high/fast的比较级都是直接加"er"．综上，本题答案为D选项．
