相关shouldnotbeallowedto的文学知识

问题详情：   shouldnotbeallowedtogooutatnight.A.Twelve-years-old    B.Twelve-year-oldsC.Twelveyearold      C.Twelveyearold【回答】B【解析】试题分析：英语中两个或多个单词中间可以用短横线连接起...