题目内容

雪天行车中，在有车辙的路段要循车辙行驶。

A. 对
B. 错

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Questions 1 to 5 are based on an interview. At the end of the interview you will be given 10 seconds to answer each of the following five questions. Now listen to the interview. Which of the following is true of the patient who has registered for the National Health Service according to the officer

A. He will have to pay the cost of medicines.
B. He will have to pay for the consultations with doctors.
C. He will have to pay the full cost of all their treatments.
D. He will have to consult with a doctor’s receptionist before treatment.

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[问题2] 使用内部IP进行地址转换，若用一台主机连接内外两个网络，请说出两种不同的网络接法，并进行比较

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大鼠长期致癌试验染毒期为

A. 1天
B. 14天
C. 90天
D. 12个月
E. 24个月

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间接致癌物是指

A. 代谢活化成终致癌物过程的中间代谢产物
B. 不经代谢活化即有致癌活性的物质
C. 需经代谢活化才有致癌活性的物质
D. 兼有引发(启动)、促长、进展作用的物质
E. 经代谢转化最后产生的有致癌活性的代谢产物

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雪天行车中，在有车辙的路段要循车辙行驶。

A. 对 B. 错

Questions 1 to 5 are based on an interview. At the end of the interview you will be given 10 seconds to answer each of the following five questions. Now listen to the interview. Which of the following is true of the patient who has registered for the National Health Service according to the officer

[问题2] 使用内部IP进行地址转换，若用一台主机连接内外两个网络，请说出两种不同的网络接法，并进行比较

大鼠长期致癌试验染毒期为

间接致癌物是指

A. 对
B. 错