In the global economy, a new drug for cancer, ________ it is discovered, will create many economic possibilities around the world.

A．whatever B．whoever

C．wherever D．whichever

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On October 31st, 2009, Chinese famous scientist Qian Xuesen, died in Beijing when he was 98 years old. He is famous as “the country’s father of space technology and king of rocketry”.

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3.What does the underlined word mean in Chinese?

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