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问题 多项选择题

社会规律是人们自己的“社会行动的规律”，这是因为（）

A.人是社会历史的主体

B.人们自己创造自己的历史

C.历史发展方向是由人的思想和行动决定的

D.社会规律存在和实现于实践活动之中

E.社会规律没有客观性

答案

参考答案：A, B, D

阅读理解

根据书信内容判断下列句子的正误,正确的用"A,错误的用"B.

Dear Susan,

    My birthday is coming this Saturday. We're going to have a birthday party at home in the evening. Many of my friends are coming. We'd also like you to come. Could you come? Please tell me.

From:

    Linda King

   21 Chang'an Road

   Xi'an

                                                                                                                                        To:Susan Great

                                                                                                                                      32 Jiefang Road

                                                                                                                                       Xi'an

(    )1.Susan's   birthday   is on Saturday

( ) 2. This is a postcard from Susan to Linda.

( ) 3. Suan wants Linda to come to the party.

( )4. The birthday party is going to be held(举行) on Saturday morning.

( ) 5. Susan lives in Xi'an.
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问答题

说明规模报酬递减和边际收益递减规律的异同。
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