选择题:14. Why have you changed so much ? You don.t know

题目内容:
14. Why have you changed so much ? You don.t know I ______ a hard life in the last ten years .(单选)—4分
A had
B led
C had lived
D have led
参考答案:

13. (多选题) 当消费者处于均衡状态时( )(本题3.0分)A、 消费者在既定收入和商品价格下得

13. (多选题) 当消费者处于均衡状态时( )(本题3.0分)A、 消费者在既定收入和商品价格下得到了最大满足B、 消费者可以通过增加某种商品的消费来最大化效

查看答案