StephenHawking,       “thegreatestgeniusofthelate20thc...

問題詳情：

 Stephen Hawking,        “the greatest genius of the late 20th century”, announced that there are really grey holes in the universe.

         A. calling               B. to call         C. to be called           D. called

【回答】

D

知識點：非謂語動詞

題型：選擇題