I can’t fully understand what his music conveys his performance is quite impressive.A. As

问题补充：

I can’t fully understand what his music conveys, his performance is quite impressive.

A. As

B. Since

C. If

D. While

答案：

A. As

B. Since

C. If

(答案→)D. While

解析：考查连词。A因为；B自从；C如果；D尽管。句意：尽管我不能完全理解他音乐所传达的东西，但他的表演是相当令人印象深刻的。故D正确。