Choose the correct answer.
I ... could should must have been really tired because I fell asleep at once. A strange sound woke me up towards the morning, it ... might must can have been about 5.00 but it ... mustn’t shouldn’t can’t have been much later because it was still pitch dark outside. I was half-asleep and I thought ‘I must ... be dreaming dream have dreamt ’ but then I thought I ... am bound ought am likely to check what’s happening. I went downstairs and found the front door wide open. Of course, I ... should must might have phoned the police but I thought there was sure ... be being to be some simple explanation. I turned round and saw a man calmly sitting in my chair. He spoke first, ‘You ... might may must be Denis.’ How did he know my name and who was he? He continued, ‘You probably ... must not won’t shouldn’t recognise me but I’m your uncle Ted. Sorry, but this is the middle of the day in Australia. ’ Uncle Ted! He must ... have been travelling be travelling travel for days to get here. I knew he had something really important to tell me.