at least 150 people are believed_in the air crash A to dieBdying C to have diedD having died

at least 150 people are believed_in the air crash
A to die B dying C to have diedD having died 应该选神魔呢为神魔呀

推荐答案 2011-02-12

选C，be said/believed是据说的意思，后面加to do（固定用法）。在这句话里应该是至少150人已经死亡，所以用完成时。

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第1个回答 2011-02-12

先C。
are believed to have done,据说。
1. 据说，这个他们已经讨论过了
◎believe可以用于被动语态。...they are believed to have discussed this problem.据说，这个他们已经讨论过了。...特别提示
2. 据说这个问题他们已经讨论过了
He was believed to have done it. 大家认为那件事是他做的。...they are believed to have discussed this problem. 据说这个问题他们已经讨论过了。...We believe him to be honest. 我们认为他是诚实的。
http://www.iciba.com/are%20believed

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