How can cellphones make this world more colorful?

How can cellphones make this world more colorful? Mother wanted to know how much money he(?) on cellphones是had spent 还是spent 英文i hate cellphones How I can make you understood!I'm so tired! I'm lost. Could you tell me -------get to the nearest subway station. how can I ,还是 how I can ? I‘m not happy.How can I do?还是What can I do? If I can't find it,how can I know where I'm going? i'm sorry he didn't tell me_______.A.how to do B.what to do C.how can i do it D.how i can do How can you how can that be? how can it be.. how can you spell how can be how can that be how can i forget How can we get how can study english how can you see