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趣找答案
21.What should be often done first in a medical emergency?
A.Calling for help at once.
B.Providing immediate first aid.
C.Taking the injured to the hospital
.D.Leaving the scene as soon as possible.
22.How much does it cost if an average person wants to learn about first aid,CPR and AED use?
A.$80.
B.$90.
C.$95.
D.$105.
23.What do the listed courses have in common?
A.They are available online.
B.They are for all individuals.
C.They take the same amount of time.
D.They include a two-year AHA certificate.