He ______ his ideas had been confirmed. ( )(本题2.0分)
A、 was gratified to hearing
B、 was gratified to hear
C、 was gratifying to hearing
D、 was

答案是:

B、 was gratified to hear
出自  和学  >  华北水利水电大学混凝土结构设计原理

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本题添加时间:2023/4/3 12:59:00