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【多选题】
水中救护,错误的做法是A.
迅速接近溺水者,从其后面靠近
B.
迅速接近溺水者,从其前面靠近
C.
不要让慌乱挣扎中的落水者抓住
D.
从后面双手托住落水者的头部,采用仰泳将其带至安全处
E.
把溺水者打晕,在将其带至安全处
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【简答题】什么是数据挖掘技术?它在电子商务中的应用是什么?
【单选题】You can say 'He went there _____, not _____.'
A.
on the car; by car
B.
on foot; in his car
C.
by foot; by car
D.
in his car; by his foot
【简答题】简述数据挖掘在电子商务中的应用。
【单选题】The students usually drive to the park on Sundays. But today they go to the park_____ . A. on feet B. on foot C. by foot D. on the foot
A.
on feet
B.
on foot
C.
by foot
【单选题】George Ernest Morrison, an Australian, traveled the 'five-foot roads,' or foot paths, from Shanghai to Rangoon in 1894, ______ China before it was engulfed in a century of revolution, war and politica...
A.
witness
B.
witnessed
C.
witnessing
D.
to witness
【单选题】( )1.The Browns usually drive to the park on Sundays. But today they go to the park _____ . A.on feet B.on foot C.by foot D.on the foot
A.
on feet
B.
on foot
C.
by foot
D.
on the foot
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