动词不定式作状语与宾语 — 英语选择题
题目
音乐社决定举办线上小型音乐会后，米娅留下来检查音响。选择正确的句子：After the group decided ___ a small concert online, Mia stayed after rehearsal ___ the sound system. A. to hold; to check B. holding; to check C. to hold; checking D. holding; checking