题目内容
After many years' hard work, she now is pleased ________ playing almost all kinds of music.
at
【解析】句意:许多年的辛勤努力之后,她现在几乎能熟练地表演各种音乐。
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题目内容
After many years' hard work, she now is pleased ________ playing almost all kinds of music.
at
【解析】句意:许多年的辛勤努力之后,她现在几乎能熟练地表演各种音乐。