题目

在下列结构中，使根不断长长的部位是（ ） A . 根冠和生长点 B . 伸长区和成熟区 C . 分生区和伸长区 D . 根冠和伸长区 答案：CWhen the new government of Iraq ________ hasn't been decided yet. [　　] A．will set upB．is set up C．will buildD．will be built