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A．providing first aid
B．providing blood
C．caring for those who are in need
D．demonstrating water safety
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单项选择题
A．psychologyB．mathC．EnglishD．material
A．psychology
B．math
C．English
D．material
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A．She is very happy that the English class was cancelled.B．She meant to go but slipped.C．She meant to go to class but forgot.D．She forgot to tell him.
A．She is very happy that the English class was cancelled.
B．She meant to go but slipped.
C．She meant to go to class but forgot.
D．She forgot to tell him.
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