he is very busy he spends at least two hours every day surfing the Internet in order to

问题补充：

he is very busy, he spends at least two hours every day surfing the Internet in order to find out the latest development in science and technology.

A. Even though

B. When

C. Unless

D. Whether

答案：

(答案→)A. Even though

B. When

C. Unless

D. Whether

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