题目

Wang Peng sat in his empty restaurant ___41___ (feel) frustrated because no customers had come to his restaurant ever since he got up early in the morning. What was the matter? His restaurant should be full of people ___42___ (usual) by now. He thought something terrible ___43___ have happened and he wanted to find out why. He hurried out and ___44___ (follow) Li Chang, ___45___ was one of his regular customers, into a newly-opened restaurant. He was surprised ___46___ (find) that the owner named Yong Hui was serving slimming foods to make people thin. ___47___ (curious) drove Wang Pe已知2x=3y=4z，则=    ．