“你问我答”：情态动词 + have done 的用法
Nov 2, 2022 ·
5m 52s
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Description
听众 Max 想知道如何区分不同的情态动词后加上 “have done” 的用法。这些结构听上去很像，且含义往往相关，所以易被混淆。英语中并没有 “can have done” 这样的说法，却可以在特定语境中使用 “can't have done”。本期节目辨析五个包含 “have done” 的结构的含义和用法。
Information
| Author | BBC |
| Organization | BBC |
| Website | - |
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