一樓的不是現(xiàn)在完成進(jìn)行時,那只是簡單的現(xiàn)在完成時.
現(xiàn)在完成進(jìn)行時的框架是：sb have/has been doing sth since...
應(yīng)該是 Jack has been learning painting since he was seven
jack began to learn paintingwhen he was seven 改為現(xiàn)在完成進(jìn)行時
jack began to learn paintingwhen he was seven 改為現(xiàn)在完成進(jìn)行時
英語人氣：549 ℃時間：2020-03-29 09:59:56
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