句子改错:I (A.have been) (B.learning) English (C.since) I (D.have been) ten.

问题描述:

句子改错:I (A.have been) (B.learning) English (C.since) I (D.have been) ten.

I (D.was) ten.

D was
我十岁相当于现在是过去式 所以用过去式
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