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On, At, In. (Time.) On. Don't say: My uncle will arrive at | INGLIZ TILI | IELTS | Sulola EDU

On, At, In. (Time.)

On.

Don't say: My uncle will arrive at Saturday.

Say: My uncle will arrive on Saturday.

At.

Don't say: I usually get up on seven o'clock.

Say: I usually get up at seven o'clock.

In.

Don't say: She goes for a walk at the afternoon.

Say: She goes for a walk in the afternoon.

KANALIMIZGA OBUNA BO'LING
@SUPER_ENGLISH_21 | @Books_bazabot