Having never met with such a _____ problem, he felt _____ and didn’t know how to solve it.
A．puzzling; puzzledB．puzzled; puzzling
C．puzzling; puzzlingD．puzzled; puzzled
A
這題考察形容詞的用法:puzzling”令人困惑的”,修飾物,第二空考察puzzled”感到困惑的”修飾人,句意是:從沒遇到過這么困惑的問題,他感到很困惑,不知怎么解決.選A.
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