英语 高二 选择题 较难

现在完成时的用法复习 — 英语选择题

外研社版·英语(高中) Unit 1 Knowing me, knowing you AI 三重审校通过

题目
A peer-support group started in September and is still active. So far, it ___ 18 messages from students, and its volunteers ___ to every sender. A. has received; have replied B. received; replied C. has received; replied D. received; have replied