Helenusedtopractiseself-rescuemany

发布时间:2020-07-10 19:00:55

Helen used to practise self-rescue many times in the mountains ________she lives and carefully began to climb out.













A.that












B.which











C.when











D.where

网友回答

D
以上问题属网友观点,不代表本站立场,仅供参考!