You Tingrong didn't know that Shan Yunxin had made up such a big drama at the moment, she went back to the classroom angrily, and as soon as the air conditioner blew, her brain calmed down again.

The world is big, and the learning is the greatest, let Shan Yunxin get out of the way.

Thinking like this, You Tingrong sat back in her seat, opened the book, and reviewed yesterday's homework again, and she didn't do a few questions in her weekend homework.

At the same time, Ning Ran also came back from the teacher's office, sat down while taking out a tissue to wipe his sweat, and turned his head to see You Tingrong performing the problem in the draft book, and casually nodded, "The auxiliary line is wrong." ”

Then, under You Tingrong's curious gaze, he drew another line on the paper with his finger, "Only by going from here can you apply the formula you learned in the previous lesson."

"After rebirth, the favorite concubine doesn't want to enter the palace" extra two: 13, greasy is in the hand, please wait a while,

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