杭州交通信息网工程质量等级评定得分:英语选择题
来源：百度文库 编辑：杭州交通信息网 时间：2024/05/01 13:49:14
___________ that he had succeeded in designing a new device of laser, we came to congratulate him on his success.
A. Having been heard B. To have heard
C. Being heard D. Having heard
请告诉我理由，谢谢！
A. Having been heard B. To have heard
C. Being heard D. Having heard
请告诉我理由，谢谢！
D。
听说他成功研制出一种新型激光设备后，我们来向他表示祝贺。
D完成式，表示已经听说了，然后才去祝贺，所以排除B，另外，主语是we，所以不能用被动，排除A、C。