大单小单大双小双口诀简介：The classroom was buzzing with noise. Not only were the girls discussing, but the boys were also communicating lively. After all, they would be comrades in the same class for the next two years.
The classroom was buzzing with noise. Not only were the girls discussing, but the boys were also communicating lively. After all, they would be comrades in the same class for the next two years.
