написать по 3 предложения в паст перфект и паст перфект континиус

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He had washed the dirty plates

I had cooked dinner by 6 o’clock

They had eaten pizza when I came to their place

Past Perfect Continuous

I had been typing this text for 2 hours and then found it on the Internet.

I had been waiting for his airplane for 2 hours when it was announced about delay.

I saw many puddles. Had it been raining?