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【单选题】
听力原文：M: By the way, Jane, did you talk to the consultant about our health program? W: I contacted his office, but his secretary said he would be out for lunch until two. Q: What does the woman mean? (16)A.
She talked with the consultant about the new program until 2.
B.
She couldn't talk to the consultant before 2.
C.
She would talk to the consultant during lunch.
D.
She couldn't contact the consultant's secretary.
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举一反三
【简答题】一般来说,机器人应该具有的特征包括 ____、____ 、 ____ 。
【简答题】一般来说,机器人应该具有的三个特征( )、( )、( )。
【简答题】一般来说,机器人具有____、____ 、____ 三大特征。
【单选题】对一幅 100 ́ 100 像素的图像,若每像素用8 bit 表示其灰度值,经哈夫曼编码后压缩图像的数据量为 40000bit ,则图像的压缩比为 ( )
A.
2:1
B.
1:2
C.
1:4
D.
4:1
【简答题】一般来说,机器人应该具有以下三大特征: 、 和
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