A．Begin breathing through the nostrils.B．Slow down some-找考题网

单项选择题

A．Begin breathing through the nostrils.
B．Slow down somewhat, but continue straining.
C．Stop the particular exercise at once.
D．Close his mouth immediately.

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单项选择题

A．Two.B．Twenty-six.C．Twenty-eight.D．Thirty.

A．Two.
B．Twenty-six.
C．Twenty-eight.
D．Thirty.

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