【----------thebus,hehadtogohomebytaxi.notcatchingcatchingnothavingnotcaughtnothavingcaught】
2021-12-28 57次 反馈错误 加入收藏 正确率 : 100%
题目内容：
----------the bus,he had to go home by taxi.
not catching
catching not
having not caught
not having caught
优质解答
not having caught,与主语一直,用ing,后面过去时,所以原因用完成时
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