He appears ______ about this matter. A.to have heard B.to hear C.having heard D.heard
2022-05-07 11:07:02 94次 宁夏石嘴山市2019-2020学年高一6月月考英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
He appears ______ about this matter.
A.to have heard B.to hear C.having heard D.heard
本题链接：
