Identify the words which can be used to replace the underlined part of the sentence.
It was 2 a.m. in the morning when Joe woke up with a start on hearing his broken phone ringing. Joe could not understand how it was possible for his broken phone to ring and so he began to panic.
He, this was possible
It was 2 a.m. in the morning when Joe got up with a start on hearing his broken phone ringing. He could not understand how this was possible and so he began to panic.