单项选择题

Passage Two

A．Sleeping in 8-hour consolidated blocks.
B．Sleeping during day time.
C．Going to bed soon after dark.
D．Two blocks of 4-hour sleep with a waking break.

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单项选择题

A．his own B．our own C．your own D．her own

A．his own
B．our own
C．your own
D．her own

单项选择题

Nowadays, consumers can know more about food

A．from the internet
B．by means of law weapons
C．from labels and claims
D．with the dictionary