寻找适合你的 英语 教师…
#1 ⭐⭐⭐⭐⭐ SHINNIE 시니
职业教师
Question: Which sentence is correct?
a) They studying for their final exams.
b) They are studying for their final exams.
107 人已做了小测试
2025年1月16日 10:12

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