题目

There is an old Spanish Proverb which states, “Tomorrow is often the busiest day of the week”. How many times have we put off our dreams until tomorrow? 【1】 We have to go for them now! Here's why.Tomorrow is not promisedNobody likes to talk about death, but the reality is everybody is going to die at one point. None of us know the day, or the hour. Therefore, today is all we have. 【2】Make the decision to go after every dream, big or small right now.The world is waiting on your giftI know this may be hard to believe, but the world is waiting on YOU! You were born into the world with某个几何体的三视图如图（其中正视图中的圆弧是半圆）所示,则该几何体的表面积为（    ）A．B．C．D．