单项选择题

A．One improves muscular action consciously.
B．One performs simple actions without working.
C．One always knows what his muscles are doing.
D．One’s muscles are used only to the extent necessary for each action they perform.
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单项选择题
A．It is harmful to the body and mind.B．It is good to personal relationships.C．It is harmful to the family happiness.D．It is a good change after idling for a long time.
A．It is harmful to the body and mind.
B．It is good to personal relationships.
C．It is harmful to the family happiness.
D．It is a good change after idling for a long time.
单项选择题
A．His radio is worth the price.B．He’s never lowered the price.C．He offers the lowest price for his radio.D．He will lower the price if the woman insists.
A．His radio is worth the price.
B．He’s never lowered the price.
C．He offers the lowest price for his radio.
D．He will lower the price if the woman insists.
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