C267

After the two of them exchanged assignments, Shi Xiaotang fell into endless regret.

"Si Shaoheng, you lied to me!" Si Shaoqi's math homework has a lot of brainstorming questions! "

Shi Xiaotang screamed as she went mad.

Although she was writing with all her strength and her speed was very fast, Si Shaoheng was faster than her. In less than half an hour