Wen Huaiyan swept his eyes and quickly began to solve the problem, his mind turned quickly, and he didn't use scratch paper, he directly wrote the correct process on the paper.

Meng Yu is not the kind of student who is smart, but she works hard, she has envied him since she was a child, no matter what, she will learn it.

At this time, looking at him beautifully...

"Picked up a loyal dog: NO, the master is sick! Chapter 438: Wen Huai Yan Fanwai 11 is in the middle of the hand, please wait a moment,

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