—Do you know Jake well?—Of course,we ______friends since ten years ago A were B have madeC have become D have been

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—DoyouknowJakewell?—Ofcourse,we______friendssincetenyearsagoAwereBhavemadeChavebecomeDhavebeen—Doyou

—Do you know Jake well?—Of course,we ______friends since ten years ago A were B have madeC have become D have been
—Do you know Jake well?—Of course,we ______friends since ten years ago A were B have made
C have become D have been

—Do you know Jake well?—Of course,we ______friends since ten years ago A were B have madeC have become D have been
D
since 用于现在完成时,排除A
since ten years ago 表示一段时间,用延续性动词,make 和become 都是短暂性动词,排除B,C

D,这是现在完成时

A 因为有ago,since就没用了,所以是过去时。

选择 A 同意楼上 因为有 ten years ago 所以 since 不是作为完成时标志了

D