皮皮学，免费搜题
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【单选题】
Which of the following do you think is the best tiltle for this passage?A.
Social Customs and Way of Customs
B.
Social Life and Customs
C.
American and British Customs
D.
Promptness Is Important
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】当某种行为出现后,给予某种带有强制性、威胁性的不利后果,以期减少这种行为出现的可能性或消除该行为,这种强化方式是( )
A.
正强化
B.
负强化
C.
惩罚
D.
自然消退
【单选题】当某种行为出现后,给予某种带有强制性、威胁性的不利后果，以期减少这种行为出现的可能性或消除该行为,这种强化方式是 。
A.
惩罚
B.
正强化
C.
自然消退
D.
消极强化
【单选题】- Will you please write your note on 'Red Apple' and _____ it to me tomorrow morning? - What about the day after tomorrow? My computer doesn't work well now. [ ]
A.
take
B.
bring
C.
e-mail
D.
give
【单选题】I saw she ______her children to school yesterday morning.
A.
send
B.
sending
C.
to send
D.
sent
【单选题】当某种行为出现后,给予某种带有强制性、威胁性的不利后果,以期减少这种行为出现的可能性或消除该行为,这种强化方式是
A.
消极处理
B.
负强化
C.
正强化
D.
自然消退
【简答题】When I saw her smiling,I knew she (have)good news of her son.
【单选题】— Where is Lily, Lucy? I cannot find her anywhere. — She have been off long. I saw her clean the window just now. [ ]
A.
shouldn't
B.
can't
C.
mustn't
D.
needn't
相关题目：
【单选题】I saw she ______her children to school yesterday morning.
A.
send
B.
sending
C.
to send
D.
sent