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【简答题】
若抛物线的准线方程为2x+3y-1=0,焦点为(-2,1),则抛物线的对称轴方程为__________.
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反馈参考答案：
举一反三
【单选题】Conversation 2 18
A.
Booking a theater ticket.
B.
Reserving a room.
C.
Booking an air ticket.
D.
Reaserving a seat.
【单选题】Conversation 2 18
A.
He comes to visit a friend.
B.
He wants to learn new technology.
C.
He comes for the contract.
D.
He wants to see the environment.
【简答题】A．in line B．in part C．in person D．in all
【简答题】A．in case B．in turn C．in short D．in fact
【简答题】A．in circles B．in accord C．in case D．in essence
【简答题】A．In essence B．In part C．In advance D．In return
【简答题】Conversation 2 18.
【简答题】A．in principle B．in confidence C．in name D．in earnest
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