when did you start to play chess?______i was six .a .until b since c when d during我只想问问答案是不是WHEN 我觉得since 是完成时的标志 我觉的是when 但我又不确定···

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when did you start to play chess?______i was six .a .until b since c when d during我只想问问答案是不是WHEN 我觉得since 是完成时的标志 我觉的是when 但我又不确定···
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when did you start to play chess?______i was six .a .until b since c when d during我只想问问答案是不是WHEN 我觉得since 是完成时的标志 我觉的是when 但我又不确定···
when did you start to play chess?______i was six .a .until b since c when d during
我只想问问答案是不是WHEN 我觉得since 是完成时的标志 我觉的是when 但我又不确定···

when did you start to play chess?______i was six .a .until b since c when d during我只想问问答案是不是WHEN 我觉得since 是完成时的标志 我觉的是when 但我又不确定···
我觉得是B,因为问句中是start to,所以,回答中省略了内容,完整的回答是:I have started to paly chess since i was six!这是我的理解,希望你反馈回来正确答案,

用 b,

B better then A
表一直的情况

b since
(ever) since从那时起;从那时起一直到现在;此后一直;自从
这个意思正合适, ever也常加,用来表示强调作用.
She has performed with some of the greatest jazz musicians, including Dizzy Gillespie and Herbie Hancock since she wa...

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b since
(ever) since从那时起;从那时起一直到现在;此后一直;自从
这个意思正合适, ever也常加,用来表示强调作用.
She has performed with some of the greatest jazz musicians, including Dizzy Gillespie and Herbie Hancock since she was very young.
只是连词,不影响时态.不用多心.
只是since常用于完成时(指的是主句),不要弄混了.
(I have started to play ) since i was six
前面省略了.

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