what activities与what activity区别

what activities与what activity区别 是What activities do you have in your school?还是activity?Why? community activities与extracurricular activities 的区别 which与what区别 activity什么时候变activities what atout 与what if的区别? what else与what other的区别? What activities------he--------at this school what other activities do you have? What activities do you ( ) at your school? What activities can people do in Wenzhou? what is your favourite indoor activity?