单选题The students are cleaning

问题补充：

单选题Thestudentsarecleaningtheirclassroom._____arecleaningthewindows._____arecleaningthechairs.A.Some; OthersB.Some; AnotherC.Others; The othersD.Some ; Other

答案：

A解析some…others…表示一些，另一些，此处others相当于other students，并且此处无确凿范围，故选A