อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)?
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Ciências
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Matéria e energia
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Age 12-13
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level: 8º ano
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Portuguese
คำแนะนำของผู้เขียน
Uso do petróleo e suas complicações.
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-
Ciências
-
Matéria e energia
-
Age 12-13
-
level: 8º ano
-
Portuguese
คำแนะนำของผู้เขียน
Uso do petróleo e suas complicações.