Correct the mistakes in the following sentences: He picked up the bag and then disappeared it. She said me that she had had fun. Please, let me introduce you my friend John. Prices were rose sharply last year. They saved for my...

Correct the mistakes in the following sentences: He picked up the bag and then disappeared it. She said me that she had had fun. Please, let me introduce you my friend John. Prices were rose sharply last year. They saved for my friend a seat. The teacher explained us the point. She gave to the girl sitting in the next cabin instructions.