题目

阅读理解。Your body is special – no two people in the world are alike , Although you are different from everyone else , you have exactly the same body parts as the people around you , doing different jobs that keep all of us alive .What is inside my head ?Your head houses the most valuable part of your body – your brain . As you are reading , your eyes send pictures to your brain which makes meaning from what you see . Your brain helps you to remember and think , and makes sure your body is doing what it should .What is my skin(皮肤) for ?Your skin covers your body . In most parts o下列昆虫的发育过程属于完全变态发育的是（ ）①蝗虫    ②家蚕    ③蜜蜂    ④蝇    ⑤蟋蟀．A．①②③B．②③④C．③④⑤D．②④⑤