【2017年整理】gre考试真题题库及解析(六).docVIP

In order to solve a burglary that has taken place at the Marshalls house, Detective Johnson has been instructed to search exactly seven locations— the foyer, the kitchen, the living room, the guest room, the hallway, the music room, and the nursery. The foyer, kitchen, and living room are located downstairs, whereas the guest room, hallway, music room, and nursery are located upstairs. During the first visit to search for evidence, Detective Johnson has time to search exactly three locations. This search must be conducted according to the following conditions: 　The three locations searched must be neither all upstairs nor all downstairs. 　If the hallway is searched, then the foyer must also be searched. 　If the music room is not searched, then the guest room cannot be searched. 　The kitchen and the living room cannot both be searched. 　The three locations searched must include the living room or the nursery, or both. Which of the following is a selection of locations that conforms to the conditions for Detective Johnsons first visit? Foyer, guest room, hallway Foyer, hallway, living room Foyer, kitchen, living room Guest room, hallway, kitchen Guest room, music room, nursery ———————————————————————— 答案：(B) During the first visit, if the kitchen is searched, which of the following must also be searched? The foyer The guest room The hallway The music room The nursery ———————————————————————— 答案：(E) During the first visit, if the music room is searched, which of the following is a pair of locations that can both also be searched? The foyer and the hallway The guest room and the kitchen The hallway and the living room The kitchen and the living room The kitchen and the nursery ———————————————————————— 答案：(E) During the first visit, if the guest room is searched, which of the following must also be searched? The foyer The hallway The kitchen The living room The nursery ———————————————————————— 答案：(D) During the first visit, if the kitchen is the