题目

听材料，回答问题。 （1） What day is it today? A . Saturday. B . Friday. C . Thursday. （2） What does the man nearly forget to tell the woman about the meeting? A . The reason for its delay. B . The exact time. C . Who will be attending. （3） What will the woman do next? A . Go to find Teresa. B . Write a note. C . Go to Teresa's room. 答案：C B C下列有关生物体内化合物的叙述正确的是A.氨基酸、甘油和葡萄糖都不能水解B.果糖、蔗糖和麦芽糖都是还原性糖C.植物细胞无氧呼吸的产物都是乳酸D.不同蛋白质分子中的肽键不同