题目

   Where Are We Going, Dad? is a popular reality show from Hunan TV station. In the show, five pairs of fathers and kids went to strange places and finished interesting tasks. They had some interesting experiences while they were staying in different places.  The show is about growing up. Five fathers said that they grew up with their kids. They learned to take good care of their kids. The kids learned about the teamwork and being independent.  For Kim, a 4-year-old boy, needed encouragement. In the show, Kimi got the most fans. People fell in love with him because of his cut face and a go一根单线从纽扣的4个孔中穿过（每个孔只穿过一次），其正面情形如图所示，下面4个图形可能是其背面情形的是A.B.C.D.