第18题: [单项选择]确定暴露与疾病之间是否存在因果关联,下列哪条不正确() A. 联系的强度越大,成为因果关联的可能性越大 B. 关联在生物学上具有合理性,可以支持因果假说 C. 关联具有一致性和特异性,可以支持因果假说 D. 暴露在疾病发生之前存在,可以支持因果假说 E. 流行病学实验证据仅供参考 参考答案:E
第32题: [简答题]{{I}}Write an essay on fate. In your essay, make full use of the information provided below.
(1) Is fate destined
(2) Can we change our fate
(3) What should we do about fate
You should write 160 - 200 words on ANSWER SHEET 2.{{/I}} 参考答案: 答案解析:One possible version:
Do you believe that everyone is born to a certain fate that he can not cha