I often hear this English song on the radio.A. singB. singingC. to singD. sung

发布时间：2020-08-16 08:52:53


I often hear this English song     on the radio.
A. sing
B. singing
C. to sing
D. sung

网友回答

A. sing
B. singing
C. to sing
(答案→)D. sung
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