分页标题
2011-09-29 11:39:00   来源：网络整理    双击单词自动翻译

　　If linden and quince are planted at location 1, pine must be planted

　　at location 2.

　　If pine is planted at location 2, quince and tupelo must be planted

　　at location 1.

　　Spruce cannot be planted at location 1 unless linden and pine are planted

　　at location 2.

　　3.Which of the following is an acceptable selection of species to be planted

　　at the two locations?

　　Location 1 Location 2

　　(A) Linden, maple, pine, quince Maple, pine, tupelo, walnut

　　(B) Linden, pine, quince, walnut Linden, maple, tupelo, walnut

　　(C) Maple, quince, spruce, tupelo Maple, pine, tupelo, walnut

　　(D) Quince, spruce, tupelo, walnut Linden, maple, pine, tupelo

　　(E) Quince, spruce, tupelo, walnut Linden, pine, quince, spruce

　　4.If maple, spruce, and tupelo are planted at location 1,

　　then which of the following must be the other species

　　planted at location 1?

　　(A) Quince

　　(B) Redbud

　　(C) Spruce

　　(D) Tupelo

　　(E) Walnut

　　5.If maple, redbud, and walnut are planted at location 1,

　　then any of the following species can be planted at

　　location 2 EXCEPT

　　(A) linden

　　(B) pine

　　(C) quince

　　(D) tupelo

　　(E) walnut

　　6.If linden and quince are planted at location 1, then

　　which of the following must be true?

　　(A) Quince is planted at location 2.

　　(B) Spruce is planted at location 2.

　　(C) Pine is not planted at location 1.

　　(D) Spruce is not planted at location 1.

　　(E) Tupelo is planted at location 1.

　　7.If each of the eight species is selected for planting

　　and spruce is planted at location 2, then which of

　　the following must also be planted at location 2?

　　(A) Linden

　　(B) Pine

　　(C) Quince

　　(D) Tupelo

　　(E) Walnut

　　8.If each of the eight species must be selected for plant-

　　ing and quince and tupelo are planted at location 1,

　　then which of the following can be the other two

　　species planted at location 1?

　　(A) Maple and spruce

　　(B) Maple and walnut

　　(C) Pine and redbud

　　(D) Pine and spruce

　　(E) Redbud and walnut