Can you feel your shoulder ______ going down?
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You hope to______ 70kg from 95kg in three months, don't you?
Les Mills fitness programs are updated every ______ months with new choreography, music and instructor education.
Personal trainers should be waiting for customers and members at the training area ______ clean sport clothes and shoes.
运动频率、持续时间和强度的专门指导要求,是为了心血管功能训练的______ 。