单项选择题

A．In a doctor’s office.
B．In an operating room.
C．In a professor’s office.
D．In a gymnasium.
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单项选择题
A．The Fun Fair.B．The Water World.C．The Ocean Park.D．The Waterfall Garden.
A．The Fun Fair.
B．The Water World.
C．The Ocean Park.
D．The Waterfall Garden.
单项选择题
What made a lot of large animals disappear in the past
A．Original vegetation cut down or burned.
B．Habitats fragmenting and animals homeless.
C．Hunting unchecked and without supervision.
D．Mining, logging ,and energy exploration.
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