题目

一个几何体的三视图如图所示，根据图中数据，计算出该几何体的表面积是． 答案：【1】16π Mr. and Mrs. Green had different ideas about where to go one weekend．Mrs. Green wanted to go to Florida（佛罗里达）to see her sister, but Mr. Green did not like to go there．He wanted to go to Maine（缅因州）． “Florida is too hot in summer,” Mr. Green said． “Maine is a little cold, “said Mrs. Green．“I like swimming, but the water in Maine is usually not warm．” “Florida’s too far,” said Mr. Green．“We don’t have time to drive there．We need three days．” Just then, the phone rang．Mr. Green answered the phone．It was Mr. Green’s mother “Is that Jim speaking? Please come quickly．I need help．I’m calling from the hospital in Boston．” That stopped their discussion and they set out for the hospital at once． 1．Where did Mr. Green want to go that weekend? A．Florida．              B．Maine．         C．Boston．       D．London． 2．What did Mrs. Green want to do that weekend?    A．Go swimming．      B．Drive to Maine．     C．See her parents．    D．Go shopping． 3． Who called them when they were talking? A．Mr. Green’s friend．                        B．Mr. Green’s father． C．Mr. Green’s son．                         D．Mr. Green’s mother 4．Where did Mr. Green’s mother live? A．In Florida．          B．In Maine．     C．In Boston．   D．In New York． 5．Where did they go at last? A．Boston．              B．Maine．         C．Florida．       D．New York