His colleagues thought he made a great contribution to the development of the company. So when he heard the news a few days ago because of physical discomfort and resignation, they were shocked
His colleagues agreed that he had made a great contribution to the development of the company. So they were shocked to hear that he had resigned a few days earlier because he was unwell.
His colleagues all think that he has made a great contribution to the development of the company. So they were shocked when they heard that he had resigned a few days ago because of ill health.<br>