选 B
解题秘诀：
by + 时间 句子用完成时态
句意：截止到他参加考试,他英语学了6年.为什么不选A啊A 是个过去完成，而后面的句子是 一般现在时takes
He( )for six years ,by the time he takes his examination
He( )for six years ,by the time he takes his examination
He( )for six years ,by the time he takes his examination
A had been studying english
B will have been studying english
C studied english
D studies english
请问选什么?
He( )for six years ,by the time he takes his examination
A had been studying english
B will have been studying english
C studied english
D studies english
请问选什么?
英语人气：603 ℃时间：2020-10-01 03:13:49
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