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【多选题】
“文化大革命”为我们留下的深刻教训是( )。A.
要警惕共产主义的思想倾向
B.
要防止个人崇拜和思想僵化
C.
应该以阶级斗争为工作中心
D.
必须健全国家的民主和法律制度
拍照语音搜题，微信中搜索"皮皮学"使用
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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】听力题 What can we learn from the conversation?
A.
Michael was at the hospital.
B.
Michael met with Peter.
C.
Michael was out to meet the client.
D.
Michael went to Australia
【单选题】听力题 What can we learn from the conversation?
A.
It will get warmer soon.
B.
It may get even colder.
C.
This is the coldest winter ever
D.
The weather has never been so bad before.
【单选题】听力题 What can we learn from the conversation?
A.
John gave everyone a big surprise yesterday.
B.
Everyone wore casually at the wedding party.
C.
John did not read the dressing code on the invitation letter.
D.
Everyone except John dressed formally at the wedding party.
【多选题】景区不符合开放条件接待旅游者的由景区主管部门( )
A.
处2万以上20万以下罚款
B.
警告批评
C.
责令停业整顿1个月至6个月
D.
责令改正
E.
责令停业整顿直至符合开放条件
【简答题】步进电机的步距角决定了系统的最小位移，步距角越小，位移的控制精度越（ ）。
【单选题】听力题 What can we learn from the conversation?
A.
The woman is going to hold a party on the beach.
B.
The woman is inviting the man to join her family holiday.
C.
The woman's family will have a holiday on the beach.
D.
The woman's family will attend auniversity celebration.
【简答题】影响数字声音质量的主要因素有哪些?
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