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If he doesn't come tomorrow, I will do the work.
Please wash the dishes after you eat dinner.
Does your brother always brush his teeth before he goes to bed?
As she was very tired, she decided not to go swimming.
The cake has been eaten by Tom.
Though she was very tired, she practiced the piano.
I wonder what food they like.
I hope(that) it will be fine tomorrow.
He has been waiting for his girlfriend for hours.
That boy has been running for over an hour.
I have been reading this book for two hours.
She has been playing the piano for more than three hours.