Ithinksmilingisasimp的精选

问题详情：完形填空。Ithinksmilingisasimportantasing_1__sunshinebecauseitcanmakepeoplehappyandhaveagoodyouaren'thappy，youcansmile，andthenyouwillfeel_2__．Someonemaysay，“Idon'tfeelhappy.”ThenIwouldsay，“Ple...