If you were at the party, you must have seen Mary.

你如果参加了这次聚会，准保看见玛丽。

youdao

If you were to see Mary, what would you tell her?

如果你见到玛丽，你会告诉她什么？

youdao

If you were to see Mary, what would you tell her?

如果你见到玛丽，你会告诉她什么？

youdao