1. Before discussing the procedures in detail,__________.
(A) a general principle should be laid down
(B) I shall like to lie down the general principle
(C)I'd like to lay down a general principle
(D)a general principle lies
答案:登入後查看
統計: A(3), B(0), C(1), D(1), E(0) #2842970
統計: A(3), B(0), C(1), D(1), E(0) #2842970