题目内容
I English since I was five years old.
A.learn | B.learned | C.will learn | D.have learned |
D
句中含有since引导的时间状语从句,主句通常用现在完成时,结构为have+过去分词,学习learn的过去分词learned,故本题选D。
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题目内容
A.learn | B.learned | C.will learn | D.have learned |