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Mrs. Green______in this school since she came here.A、teachesB、taughtC、has taug
Mrs. Green______in this school since she came here.A、teachesB、taughtC、has taug
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2025-06-27
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问题
Mrs. Green______in this school since she came here.
选项
A、teaches
B、taught
C、has taught
答案
C
解析
格林女士自从来到这里就一直在这所学校教书。本题考查动词时态。题中有since引导的时间状语从句，主句应为现在完成时。teaches为一般现在时；taught为一般过去时；has taught为现在完成时。故[C]项正确。当有“for+时间词”，或since引导的时间状语从句，或already，ever，never，just，yet等词出现时，多用现在完成时。
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