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【单选题】
助力肌电反馈功能性电刺激的特点是( )A.
通过反馈的肌电信号调节刺激信号的强度
B.
电刺激的电流强度和刺激时间都不发生任何变化
C.
超过设定阈值发放电刺激
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皮皮学刷刷变学霸
举一反三
【简答题】He had three of his teeth knocked out in the fight．
【单选题】He bought three books, is in Chinese, in English, and in Japanese.
A.
the first; the other; the third
B.
one; the other; a third
C.
one; the other; another
D.
one; another; the third
【简答题】Task 4 第10页长对话
【单选题】He about three thousand words in the past three years. [ ]
A.
has learned
B.
learned
C.
was learning
D.
had learned
【单选题】We wanted to know _____. [ ]
A.
where did he live three years ago
B.
where he lived in three years before
C.
why he cried so sadly
D.
how soon he will come back
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