单项选择题

A．The porcupine in Southeast Africa lives mainly on worms.
B．Hibernating animals are active in summer.
C．When the animal is in its aestivating state, its body temperature doesn’ t drop.
D．The body temperature of an aestivative animal doesn’t drop in winter.
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单项选择题
A．Jeff has always liked his sister.B．Jeff made a phone call to his sister.C．Jeff visited his sister.D．Jeff planned to visit his sister.
A．Jeff has always liked his sister.
B．Jeff made a phone call to his sister.
C．Jeff visited his sister.
D．Jeff planned to visit his sister.
单项选择题
A．The Nile flows into the Mediterranean.B．To the ancient Greeks, the Nile looked like the drawing delta.C．Many branches of the Nile winds its way across the area.D．Some things are named after the letters of the alphabet.
A．The Nile flows into the Mediterranean.
B．To the ancient Greeks, the Nile looked like the drawing delta.
C．Many branches of the Nile winds its way across the area.
D．Some things are named after the letters of the alphabet.
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