作业帮大学英语四级语法一题（53）
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大学英语四级语法一题（53）
We ___ our breakfast when an old man came to the door .
A just have had B have just had C just had D had just had
We ___ our breakfast when an old man came to the door .
A just have had B have just had C just had D had just had
后有 when an old man came to the door
此时 吃完早饭对于老人进门已经是过去了,而吃早饭可以理解为【过去的过去】.
have just had无法表达过去的过去,是现在完成时
而had just had 正是为过去的过去而准备的,这个句子应该是过去完成时 选D
此时 吃完早饭对于老人进门已经是过去了,而吃早饭可以理解为【过去的过去】.
have just had无法表达过去的过去,是现在完成时
而had just had 正是为过去的过去而准备的,这个句子应该是过去完成时 选D