单项选择题

A．Machines can do all the physical work for man.
B．Machines can do all the mental work for man.
C．All heavy labor should be replaced by machines.
D．All heavy labor shouldn’t be replaced by machines.
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单项选择题
A．Something happened to her car.B．She was broken and couldn’ t afford the bus.C．She got up too late to catch the bus.D．Her car got stuck in the driveway.
A．Something happened to her car.
B．She was broken and couldn’ t afford the bus.
C．She got up too late to catch the bus.
D．Her car got stuck in the driveway.
单项选择题
A．Cotton.B．Coffee.C．Iron.D．Rubber.
A．Cotton.
B．Coffee.
C．Iron.
D．Rubber.
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