46. We have enclosed our price list but should point out that prices ______ as the market for raw materials is rather unstab le at present.
(A)are subject to change
(B)maybe changing
(C)likely to change
(D)are changed possibly。
答案:登入後查看
統計: A(37), B(0), C(5), D(7), E(0) #2239997
統計: A(37), B(0), C(5), D(7), E(0) #2239997