根据以下信息,补全邀请回函的信息 You are Dr Avinash Bhalla. You have received an invitation from the Director, Health Services, Haryana who has invited leading medical practitioners of the state to attend a workshop on 'child care' on 20 May, 20XX at 10 a.m. in Civil Hospital Ambala. Respond to the invitation. 以下是回函不完整稿 ____1____ has a great pleasure in receiving the invitation from ______2________ to attend a workshop on _____3_____ on 20 May, 20XX at 10 a.m. in Civil Hospital Ambala. He confirms his presence with thanks. Avinash Bhalla 16 March, 20XX