that choice uses a "when" modifier, implying that the action described in the main clause was simultaneous with the action described in the modifier. since that's the case, the tense switch is illogical. see: when i arrived at home, smoke was billowing from the oven.
WHEN + (Simple Tense) 表同时发生 HAD BEEN错误
主动优于被动。
when本来就代表两件事情同时发生,这时候用过去完成时前后矛盾
it指代模糊,it太靠后
when表示的是当...的时候,暗示两个事情同时发生 that choice uses a "when" modifier, implying that the action described in the main clause was simultaneous with the action described in the modifier. since that's the case, the tense switch is illogical. see: when i arrived at home, smoke was billowing from the oven.
后半句的被动语态没有显示出动作的是动作的施动者 并且原文没有时间标志显示需要使用过去完成式
had been施动者模糊 it有歧义
与E相比,主动由于被动;had been不对
had been 时态不正确,变成在起草之前就是
句子中心改变。adopted只是修饰,而该选项中变为了主干成分。 并且主句akward, 过去完成时也不恰当。
句子结构正确 主谓 --对比E 选项 主句主语不同--主从呼应原则 动词 had 过完敏感 没有绝对hint
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