If you ______ the chat room ten minutes ago, you _______ what we were talking about.
A.have joined ; will know | B.had joined ; would have known |
C.should join ; would know | D.would join ; have known |
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If you ______ the chat room ten minutes ago, you _______ what we were talking about.
A.have joined ; will know | B.had joined ; would have known |
C.should join ; would know | D.would join ; have known |