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举一反三
【单选题】Until about 30 years ago, language researchers focused their studies on infants who had already begun to babble, according to Jusczyk, who has written a book on how children acquire language titled Th...
A.
By listening to the sounds.
B.
By repeating the sounds.
C.
By listening to their own babbling.
D.
By uttering the sounds.
【单选题】在NTFS分区C中，某一个经过NTFS压缩的文件file从文件夹A移动到同一分区的另一个件夹B内，其压缩属性（）
A.
保持不变
B.
继承文件夹B
C.
属性消失
D.
以上都不对