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标题: PREP 124 [打印本页]

作者: rainbooow 时间: 2007-4-16 23:28
标题: PREP 124

124. The federal rules aimed at protecting human subjects of medical experiments were established to ensure that patients must be warned of potential risks and an independent panel would evaluate the experiment before it was conducted.

A. must be warned of potential risks and an independent panel would

B. must be warned of potential risks and that an independent panel

C. are warned about potential risks and that an independent panel

D. will be warned about potential risks and an independent panel would

E. would be warned of potential risks and that an independent panel would

这题选E，可不可以这样理解：ensure与must重复呢？谢谢！

作者: Zeldaw 时间: 2007-4-17 00:01

我觉得这题是would的问题，C,D时态错

A缺少thatB缺少would

作者: ibmpcs 时间: 2007-12-23 07:36
A里that是必须的吗？

作者: GMMBA 时间: 2007-12-23 13:54

1，ensure/must 重复

2，第二个that必须

并于从句有两套主谓，分别用that引导。

作者: lisaxiwm 时间: 2012-11-13 20:53
请问既然有连词and连接为什么that还需要被重复呢不能是that s+V and s+V 并列that后面的从句部分？

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