你收到这封邮件的时候，他大概已经到酒店了。
By the time you get this email, he will probably have reached the hotel.
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Will英 /wɪl/|美 /wɪl/
probably英 /ˈprɒbəbli/|美 /ˈprɑbəbli/
have英 /əv/|美 /əv/
reached英 /riːtʃt/|美 /ritʃt/
解释
将来完成时插入 probably 表达中等把握的推测，副词必须位于 will 之后、have 之前。
By the time you get this email, he will probably have reached the hotel.
将来完成时插入 probably 表达中等把握的推测，副词必须位于 will 之后、have 之前。