I ----to Las Vegas before you ---- back next week.

学习 时间:2026-08-23 06:16:54 阅读:4387
I ____to Las Vegas before you ____ back next week.I ____to Las Vegas before you ____ back next week.A.am going; come B.shall go; come为什么选B不选A?

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碧蓝的发卡

悦耳的山水

2026-08-23 06:16:54

一般将来时,shall do有应该的意思