muscle fibe A: 心肌 B: 肌纤维

10Base-T使用哪一种电缆（）。 A: 细缆 B: 粗缆 C: Fibe D: UTP

If there is insufficient insulin circulating in your body, what kind of substance does your body rely on to provide energy A: Glucose B: Protein and fat C: Protein fibe D: Ketone body