Ms. Green______living in town for only one year yet she seems to know everyone who comes

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Ms. Green______living in town for only one year, yet she seems to know everyone who comes to the store.

A.was

B.had been

C.is

D.has been

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。