他不该一个人去的，现在迷路了。
He shouldn't have gone alone; now he's lost.
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shouldn't英 /ˈʃʊdnt/|美 /ˈʃʊdnt/
gone英 /ɡɒn/|美 /ɡɔn/
解释
shouldn't have + 过去分词，表达对过去决定的批评，附带实际后果。gone 是 go 的过去分词。
He shouldn't have gone alone; now he's lost.
shouldn't have + 过去分词，表达对过去决定的批评，附带实际后果。gone 是 go 的过去分词。