【He______EnglishforthreeyearsbeforehewenttoCanadalastyeara、hadstudiedb、hadbeenstudyingc、studiedd、hasstudied】
2021-12-06 54次 反馈错误 加入收藏 正确率 : 100%
题目内容：
He ______ English for three years before he went to Canada last year
a、had studied
b、had been studying
c、studied
d、has studied
优质解答
A 过去完成时
本题链接：
