单选题There is no ______ s

问题补充：

单选题Thereisno______swimming-poolinthisschoolandthestudentsoftengotoswim______.A.indoors; outdoorsB.indoor; outdoorC.indoor; outdoorsD.indoor; indoors

答案：

C解析词性辨别。Indoors adv室内地；在室内。Indoor adj室内的。第一空用indoor做定语修饰swimming-poor.第二空用副词indoors做状语修饰go to swim.故C正确。