填空题

British postmen have a reputation for being cheerful. Of course, there are some (36) postmen, who make you think that every letter (37) tragic news, but the majority are happy and (38) .This is quite surprising, because (39) the mail each morning is a job which is not very well (40) and there are a great many problems. (41) , the city postman has to go on foot, not only along streets but also up and down stairs, as many (42) of flats still have no lifts and no down-stairs letter box. If he has a (43) letter to deliver, he has to wait for someone to come to the door to sign for it. That person may greet him ill a most on friendly way (44) . In the country, a postman may have a bicycle or a small van, so he does not have to walk so tar: nevertheless he has his problems too. It is very annoying to be compelled to go all the way to an isolated house simply (45) .In winter, the postmen often have to carry on in the rain or the snow. Sometimes it is on foot, like his city colleague. Most country people keep a dog. He is forced to go in whether the dog is dangerous or not. So every day the country postman knows that, (46) .