____ your price be found competitive, we intend to place an orde

____ your price be found competitive, we intend to place an order for 600 sets with you.
A、would
B、could
C、shall
D、should
【正确答案】：D
【题目解析】：句意：如果你方价格有竞争力，我们打算向你方订购600套。