we are delighted to establish business relationship with you.A、be establishedB、

游客2023-12-31  25

问题 we are delighted to establish business relationship with you.

选项 A、be established
B、establishing
C、be establishing
D、have established

答案 D

解析 根据句义判断,“和你们建立商务关系”表示的动作发生在谓语动词表示的动作之前,因此应用不定式的完成式,因此D为答案。
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