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英文音韵童谣小书 01 rain

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英文音韵童谣小书 11 I Ride Outside

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U.S. President Barack Obama said the half-million jobs the U.S. lost in April are sobering. But he said it is somewhat encouraging that the losses are beginning to shrink. The president used the occasion to promote his education and job training prog

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Computers are great tools, but they can also be mystifying. Sometimes a program will just stop working correctly for no apparent reason. It could just be a random glitch that can be solved by restarting the machine. But sometimes the solution is not

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