问题
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Why did Venus become so different from the Earth in water supplying?A.Because of the volca
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Why did the sugar cane farmers bring cane toads to Australia?A.To enrich the variety of sp
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Why did Jim decide to become a do-it-yourselfer?A.His car repairs cost too much.B.The car
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Why did British women become indispensable toindustry after World War n?A.Because millions
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Why did the intelligence test become unpopular in the past few decades?A.Its validity was
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Why did British women become indispensable to industry after World War II?A.Because millio