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举一反三
【单选题】A Levi Strauss, a young immigrant (移民) from Germany, arrived in San Francisco in 1850. California was in the middle of the Gold Rush, Thousands of men were coming to California to dig for gold. And Le...
A.
He thought canvas was strong enough for tents.
B.
He could improve canvas and make pants out of it.
C.
He thought canvas could be used for clothes.
D.
Miners could use canvas to make clothes.