单项选择题

A．They lived in large groups.
B．They used sand as insulation.
C．They kept fires burning constantly.
D．They faced their homes toward the south.
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单项选择题
The British Council organizes free trips for overseas students.
A．Y
B．N
C．NG
单项选择题
The statement In my fridgeless Fifties childhood, I was fed well and healthily. (Line 1, Para.2) suggests that______________.
A．the author was well-fed and healthy even without a fridge in his fifties
B．the author was not accustomed to use fridges even in his fifties
C．there was no fridge in the author’’s home in the 1950s
D．the fridge was in its early stage of development in the 1950s
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