保险代理人在保险人授权范围内，办理保险业务的行为所产生的民事法律责任的承担者是（）。
A.投保人
B.代理人
C.被保险人
D.保险人
参考答案：D
In addition to the farming they ______ since the 1990s, the Smiths have started a small business.
A．have done
B．had been done
C．were doing
D．have been doing
中学生应该如何与老师相处？
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