1分子葡萄糖碳架糖酵解过程底物水平磷酸化次数为()。
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听力原文：Here are some shoes. What size do you want？
(3)
A. These shoes don't fit me.
B. Yes, I want to buy some shoes.
Can you show me those ones, please？
D. You are welcome.
A．groundsB．coursesC．doctrinesD．quotas
A. grounds
B. courses
C. doctrines
D. quotas
听力原文：M: I'm really worried the math test tomorrow.
W: It's too late to worry about it now, Johnson.
Q: What does Johnson think about the test？
(8)
A. He's prepared for it.
B. He missed it.
C. It will be difficult.
D. He doesn't worry about it.
酶的催化机制完全可以用酶与底物的“锁钥学说”阐明。()
A. 正确
B. 错误
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