when did you start to play chess?______i was six .a .until b since c when d during

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···
英语人气:228 ℃时间:2020-02-13 11:40:51
优质解答
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,
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