"Sorry, i didn't call you last night." They said to me (Chuyển sang câu gián tiếp, dạng V-ing) -> They let their children stay up late at weekends -> The allowed

"Sorry, i didn't call you last night." They said to me (Chuyển sang câu gián tiếp, dạng V-ing)

-> They apologised for not calling me last night.

They let their children stay up late at weekends

-> The allowed their children to stay up late at weekends

@Tindy

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