阿摩線上測驗
23. The five people who have been missing since going on a deep sea dive destined for the Titanic shipwreck ______ officials said.
(A) believe to be dead
(B) believe to have been dead
(C)are believe to die
(D) are believed to have died
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統計： A(0), B(0), C(1), D(1), E(0) #3443226
統計： A(0), B(0), C(1), D(1), E(0) #3443226
