31. 现在的孩子真不容易。从周一到周五每天都要上课,下了课还要做作业。周末也不能休息,起了床就出去学这学那,能不累吗?

The text describes children's busy schedules from Monday to Friday with classes and homework, and extracurricular activities on weekends, implying they must be tired.

The question asks if they are tired.

The most logical answer is that they are very busy.