青云翻译

1, there is a mathematical operation is difficult, in the puzzling case, I copied the students came to school operations

1, there is a math homework is difficult, in the case of puzzled its solutions, I came to school reading students homework

1st, Once mathematics work is very difficult, in hundred thinks does not have in its solution situation, I arrived the school to copy schoolmate's work

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1, there is a math homework is difficult, in the case of puzzled its solutions, I came to school reading students homework