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【判断题】
LED 数码管工作于动态显示,同一时间只有一个数码管被点亮。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
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【简答题】3) What did people use for building materials before?
【简答题】What did people use for building materials before?
【简答题】训练用DEDE仿站:在前一个作业的基础上,在同一个栏目下添加两篇文章。 图片自选。文章素材如下: 仿站.docx 学习织梦cms之重点.docx
【简答题】Comprehension questions (Para. 4 ) 1. What did people use to think about the seasonal change from winter to spring, according to the paragraph? 2. What can be inferred from the sentence about birds ch...
【简答题】What did people use to wear at the Easter Sunday parade?
【单选题】Long ago, what means of communication did people use over long distances?
A.
Writing.
B.
Signs.
C.
Oral communication.
D.
Video communication.
【单选题】What did people use this kind of boat or ship to do?
A.
To catch fish
B.
To enjoy the sea
C.
To pursue the pirates and other transgressors
D.
Just to sail
【简答题】What did people use to think about the seasonal change from winter to spring, according to the paragraph?
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