选择题:He__the display for several minutes before re-entering his shop.(A)was gazing at(B)gazed at(C)had gazed at(D)had being gazing at答案是B,我觉得是C.请高手分析一下.参照新概念英语第三册第六课选择

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选择题:He__the display for several minutes before re-entering his shop.(A)was gazing at(B)gazed at(C)had gazed at(D)had being gazing at答案是B,我觉得是C.请高手分析一下.参照新概念英语第三册第六课选择
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选择题:He__the display for several minutes before re-entering his shop.(A)was gazing at(B)gazed at(C)had gazed at(D)had being gazing at答案是B,我觉得是C.请高手分析一下.参照新概念英语第三册第六课选择
选择题:He__the display for several minutes before re-entering his shop.
(A)was gazing at
(B)gazed at
(C)had gazed at
(D)had being gazing at
答案是B,我觉得是C.请高手分析一下.
参照新概念英语第三册第六课选择题5.

选择题:He__the display for several minutes before re-entering his shop.(A)was gazing at(B)gazed at(C)had gazed at(D)had being gazing at答案是B,我觉得是C.请高手分析一下.参照新概念英语第三册第六课选择
此处before表示“过了多久之后才……”,意思是“他看了摆出的商品几分钟之后才再次进入商店”,所以选B

首先排除AD
后面是 re-entering 所以前面过去时就可以了
如果后面是 re-entered 就选C为什么“后面是 re-entering 所以前面过去时就可以了 如果后面是 re-entered 就选C”?详细说一下原因。before 说明时间有前后之分 答案B 后面是ing 前面只要过去式就可以了 答案C ed是过去时 那在ed之前就是过去的过去 就用过...

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首先排除AD
后面是 re-entering 所以前面过去时就可以了
如果后面是 re-entered 就选C

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