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【单选题】
甲状腺滤泡旁细胞(又称C细胞)分泌的降钙素的作用A.
抑制骨骼的吸收
B.
促进细胞内的氧化作用
C.
促进机体的正常生长发育
D.
维持糖、蛋白、脂肪正常的代谢
E.
保持机体各系统、器官的生理功能
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举一反三
【简答题】食品冷藏的温度范围为-2°C— 16°C。冷藏库俗称 。食品冻藏的温度范围为-2°C— -30°C。冻藏库俗称 。
【简答题】Part II. Long Conversations Directions: In this section, you will hear some long conversations. At the end of each conversation, some questions will be asked about what was said. Both the conv...
【单选题】Section A Understanding Long Conversations (每小题2.5分,共25分)Directions: In this section you'll hear a long conversation or conversations. Listen carefully and choose the best answer to the questions ...
A.
Brother and sister.
B.
Father and daughter.
C.
Mother and son.
D.
Husband and wife.
【简答题】b4u4 long conversations (把正确的选项写在相应的位置) 2. long conversations
【单选题】Section B Long conversations Listen to the long conversations and choose the best answer to each question you hear. Conversation 1 1.
A.
45 minutes
B.
1.5 hours
C.
2 hours
D.
4 hours
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