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标题: ｐrep1-152 [打印本页]

作者: kitebird 时间: 2007-5-21 23:22
标题: ｐrep1-152

Recent research indicates that two popular arthritis drugs are possibly not as safe as they initially believed.

(A) that two popular arthritis drugs are possibly not as safe as they initially believed

(B) that two popular arthritis drugs may not be as safe as they were initially believed to be

(D) the safety of two popular arthritis drugs may not be as great as it was initially believed

(E) the safety of two popular arthritis drugs not to be as great as they were initially believed to be

a错在哪里？

作者: snoopy55 时间: 2007-5-22 21:20
they believed用被动才对。

作者: schumi 时间: 2009-7-17 20:32
同温

作者: gmat928 时间: 2009-11-9 22:46

they believed用被动才对。

-- by 会员 snoopy55 (2007/5/22 21:20:00)

that two popular arthritis drugs are possibly not as safe as they (were) initially believed

如果理解为省略相同的be动词，不是也有被动的意思吗？不知道这样想有什么问题

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