Amy and her family ____ over the winter holiday.Hainan is ____ their home, so they went there ____. Sanya is a good place to visit. The weather is ____. The ____ is beautiful. Amy took lotsof pictures there. She ____ in the sea, too.
补充词语。
____来____去 ____影____踪 荒无____ 趔____趄____ 身无____
函数y=log12(3x-2)的定义域是( ).