if I had known earlier
If I had known earlier, I would have changed my plans.
—Why did not you come? —If I had known earlier, I would have arrived on time.
If I had known earlier that it was cancelled, I would not have booked the hotel.
If I had known earlier, I would have changed my plans.
—Why did not you come? —If I had known earlier, I would have arrived on time.
If I had known earlier that it was cancelled, I would not have booked the hotel.