去年,王先生承租了房东孙先生的五间房屋。王先生入住后,先后添置了电脑、电视机等物。一天,王先生打电话告诉孙先生说,出租房屋的电线线路连接不实,让孙先生过去帮忙修理一下。孙先生马上赶往出租房,半路上他接到王先生的电话,说自己临时有事外出,让 Last year, Mr. Wang rented five houses of Mr. Sun, the landlord. After staying in Mr. Wang, has acquired a computer, television and other objects. One day, Mr. Wang called to tell Mr. Sun that the wiring of the rented houses was not connected properly and that Mr. Sun had helped repair it in the past. Mr. Sun immediately rushed to the rental housing, halfway he received a phone call from Mr. Wang, said he temporarily out to allow