题目

B) 根据短文内容，从下面方框内的七个选项中还原到文中，使短文意思通顺、结构完整。If you are a teenage boy and want to succeed, you' d better read this great book!From Boys to Men, by an American author Michael Gurian, tells you that you are living through the best years of your life.【1】. But the book says your mind is growing, too.【2】. To do this, you should stop spending much time playing computer games and you should start playing sports. Sports, the book says, can keep you healthy and teach you important life skill. 【3】.The book also tells you（2011•常州）已知：如图1，图形①满足AD=AB，MD=MB，∠A=72°，∠M=144°．图形②与图形①恰好拼成一个菱形（如图2）．记AB的长度为a，BM的长度为b．（1）图形①中∠B=　72　°，图形②中∠E=　36　°；（2）小明有两种纸片各若干张，其中一种纸片的形状及大小与图形①相同，这种纸片称为“风筝一号”；另一种纸片的形状及大小与图形②相同，这种纸片称为“飞镖一号”．①小明仅用“风筝一号”纸片拼成一个边长为b的正十边形，需要这种纸片　5　张；②小明若用若干张“风筝一号”纸片和“飞镖一号”纸片拼成一个“大风筝”（如图3），其中∠P=72°，∠Q=144°，且PI=PJ=a+b，IQ=JQ．请你在图3中画出拼接线并保留画图痕迹．（本题中均为无重叠、无缝隙拼接）