Each year, a gardener will plant five kinds of vegetables—F, G, J, K, and M, not necessarily in that order—in a garden consisting of five parallel, adjacent rows, numbered consecutively 1 through 5. One kind of vegetable will be planted per row each year according to the following rules:K cannot be planted in the same row in any two successive years. If J is planted in a given row in one year, M must be planted in that row the next year. Because of nutrient requirements, F and M cannot in any year be planted in rows that are adjacent to each other.In any year, J must be planted in a row that is adjacent to the row in which G is planted.
1.Which of the following is an acceptable plan for planting in the first year the garden is planted, with the kinds of vegetables in order from row 1 through row 5?
(A) F, G, J, M, K
(B) G, M, J, K, F
(C) J, K, M, G, F
(D) K, J, G, M, F
(E) M, G, K, J, F
2.If in a given year the order of the vegetables planted,from row 1 through row 5, is K, F, G, J, M, then in the next year. F must be planted in row
(A) 1
(B) 2
(C) 3
(D) 4
(E) 5
3.Which of the following must be true in a year in which G is planted in row 5?
(A) F is planted in row 1.
(B) J is planted in row 3.
(C) K is planted in row 2.
(D) M is planted in row 1.
(E) M is planted in row 3.
4.If M is to be planted in row 5 in the second year the garden is planted, then which of the following must be planted in row 4 in the first year?
(A) F
(B) G
(C) J
(D) K
(E) M
5.If in a given year J is planted in row 1, then in the next year K can be planted in row
(A) 1 or 5 but cannot be planted in any other row
(B) 2 or 4 but cannot be planted in any other row
(C) 2 or 5 but cannot be planted in any other row
(D) 3 or 5 but cannot be planted in any other row
(E) 4 or 5 but cannot be planted in any other row
答案：AAC BC
