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现在完成时疑问句结构(询问经历)
基本句型:Have / Has + 主语 + ever + 动词过去分词 + ...?
当主语是第一、二人称或复数时,用 Have
当主语是第三人称单数时,用 Has
“ever” 表示 “曾经”,用于强调询问过去是否有过某种经历正确例句及修正
Have you ever been to China?
(你有没有去过中国?)
Have you ever wondered about a famous person?
(你有没有好奇过一个名人?) (补充 “about” 使语义更完整)
Have you ever swum in an ocean?
(你有没有在海里游过泳?)
Have you ever watched a horror movie?
(你有没有看过恐怖片?)
Have you ever watched a Korean show?
(你有没有看过韩剧?)
肯定回答:Yes, I have. (是的,我有过。)
否定回答:No, I haven't. (不,我没有过。)
如果主语是第三人称单数,回答则用 “Yes, he/she has.” 或 “No, he/she hasn't.” 例如:
— Has she ever been to Japan?(她去过日本吗?)
— Yes, she has. / No, she hasn't.
核心用法:表示过去有能力或机会做某事,但实际上没有做,强调 “本可以做到却没做” 的遗憾或假设。
结构拆分:
“could” 是情态动词 can 的过去式,此处表示 “过去的能力或可能性”
“have + 过去分词” 体现对 “过去动作” 的虚拟2. 肯定句句型
主语 + could have + 动词过去分词 + ...
例句:
You could have passed the exam.(你本可以通过考试的。→ 实际没通过)
She could have come to the party.(她本可以来参加派对的。→ 实际没来)
They could have finished the work earlier.(他们本可以早点完成工作的。→ 实际没早完成)3. 疑问句句型
Could + 主语 + have + 动词过去分词 + ...?
用于询问 “过去是否本可以做某事”,常带有推测或质疑的语气。
例句:
Could you have told me earlier?(你本可以早点告诉我吗?→ 实际没早说,暗含不满)
Could he have forgotten the meeting?(他本可能忘记会议吗?→ 推测他没参会的原因)4. 否定句句型
主语 + could not have + 动词过去分词 + ...
(缩写:couldn’t have)
表示 “过去不可能做某事”,用于否定推测。
例句:
You couldn’t have seen her yesterday.(你昨天不可能见过她。→ 她昨天不在,所以不可能见到)
He couldn’t have finished it alone.(他不可能独自完成这件事。→ 推测他需要帮助)5. 语境与语气
此结构常带有遗憾、后悔、惋惜或对过去的假设,比 “should have done”(本应该做)的语气更侧重于 “能力或可能性”。
对比:
You should have studied harder.(你本应该更努力学习。→ 强调 “应该做而没做”,带责任意味)
You could have studied harder.(你本可以更努力学习。→ 强调 “有能力做而没做”,带惋惜意味)
5
22 ratings
现在完成时疑问句结构(询问经历)
基本句型:Have / Has + 主语 + ever + 动词过去分词 + ...?
当主语是第一、二人称或复数时,用 Have
当主语是第三人称单数时,用 Has
“ever” 表示 “曾经”,用于强调询问过去是否有过某种经历正确例句及修正
Have you ever been to China?
(你有没有去过中国?)
Have you ever wondered about a famous person?
(你有没有好奇过一个名人?) (补充 “about” 使语义更完整)
Have you ever swum in an ocean?
(你有没有在海里游过泳?)
Have you ever watched a horror movie?
(你有没有看过恐怖片?)
Have you ever watched a Korean show?
(你有没有看过韩剧?)
肯定回答:Yes, I have. (是的,我有过。)
否定回答:No, I haven't. (不,我没有过。)
如果主语是第三人称单数,回答则用 “Yes, he/she has.” 或 “No, he/she hasn't.” 例如:
— Has she ever been to Japan?(她去过日本吗?)
— Yes, she has. / No, she hasn't.
核心用法:表示过去有能力或机会做某事,但实际上没有做,强调 “本可以做到却没做” 的遗憾或假设。
结构拆分:
“could” 是情态动词 can 的过去式,此处表示 “过去的能力或可能性”
“have + 过去分词” 体现对 “过去动作” 的虚拟2. 肯定句句型
主语 + could have + 动词过去分词 + ...
例句:
You could have passed the exam.(你本可以通过考试的。→ 实际没通过)
She could have come to the party.(她本可以来参加派对的。→ 实际没来)
They could have finished the work earlier.(他们本可以早点完成工作的。→ 实际没早完成)3. 疑问句句型
Could + 主语 + have + 动词过去分词 + ...?
用于询问 “过去是否本可以做某事”,常带有推测或质疑的语气。
例句:
Could you have told me earlier?(你本可以早点告诉我吗?→ 实际没早说,暗含不满)
Could he have forgotten the meeting?(他本可能忘记会议吗?→ 推测他没参会的原因)4. 否定句句型
主语 + could not have + 动词过去分词 + ...
(缩写:couldn’t have)
表示 “过去不可能做某事”,用于否定推测。
例句:
You couldn’t have seen her yesterday.(你昨天不可能见过她。→ 她昨天不在,所以不可能见到)
He couldn’t have finished it alone.(他不可能独自完成这件事。→ 推测他需要帮助)5. 语境与语气
此结构常带有遗憾、后悔、惋惜或对过去的假设,比 “should have done”(本应该做)的语气更侧重于 “能力或可能性”。
对比:
You should have studied harder.(你本应该更努力学习。→ 强调 “应该做而没做”,带责任意味)
You could have studied harder.(你本可以更努力学习。→ 强调 “有能力做而没做”,带惋惜意味)
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