题目

—— You seem to have learned all the English words by heart.       _____ .  A. So l do       B. So do l            C. So I have      D. So have I 答案：A6．人小肠中的葡萄糖被吸收到体内成为肝糖原，此过程中葡萄糖共穿过（　　）层膜．A．6B．7C．8D．9