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【简答题】
Section C Directions: In this section, you will hear 3 passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. Questions 16 to 18 are based on the passage you have just heard. What does the speaker say about drug abuse? A. It helps the user to escape reality. B. It is becoming increasingly popular. C. It hurts a person and those around them. D. It gives rise to serious social instability.
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皮皮学刷刷变学霸
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【多选题】为了保障化妆品安全,国家采取了各种措施,以下说法正确的是
A.
特殊类化妆品需经过审批
B.
新原料的严格审批
C.
所有化妆品上市前均需要审批
D.
对化妆品进行分类管理
【简答题】构造正规式1(0|1)*101相对应的DFA。
【简答题】Conversation I R- Richard W=Woman M= Marek R Hello? W Hello, Richard. I'd like to introduce you to Marek. R Oh yes. Hello, Marek. How do you do? Nice to meet you at last. M Hello, Richard. Pleased...
【单选题】某企业某月月初资产总额为500万元，负债总额260万元，本月发生如下业务：①向银行借入36万元存入银行；②购买原材料一批，价税合计30万元，已用银行存款支付，月末原材料已人库。月末该企业的所有者权益总额应为（ ）万元。
A.
240
B.
276
C.
270
D.
306
【简答题】构造正规式 1 (0|1)*101 相应的 DFA。
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