寻找适合你的 英语 教师…
Muriel G.
职业教师
Present Perfect Continuous (Present Perfect Progressive)
5) Mrs. Smith _______________ at this school since 1985.
a. has not been teaching
b. have not been teaching
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2026年4月2日 21:30
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Muriel G.
语言技能
中文, 英语, 菲律宾塔加洛语, 西班牙语
学习语言
中文, 西班牙语
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