( ) off her parents before, Jane began to be worried at the

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( ) off her parents before, Jane began to be worried at the idea of living on campus in the new
term A not having lived B having not lived C to not live D not to live 求详细解释

A
这是非谓语的否定
由于在此之前他从没有离开过他的父母,见开始担心新学期的住校生活
off her parents before这部分的逻辑主语是jane,jane和live是主动关系,不是目的和将来,排除CD
用having done的分词完成式,表示的是一种主动的,并且是过去完成时的概念,相当于：
because jane hadn't lived off...
又是否定,非谓语的否定是结构的否定,在非谓语之前加not

Jane Scott is 14 and the year before last she began to study The (lose) of the girl made her parents very worried. Lizzi was ? to see her friend off at the airport Lizzie was ( )to see her friend off at the airport. Lizzie was to see her friend off at the airport. Li lei began to work in a company at the age of 30,before lo Jane's parents often ____ to the park at weekends.A.take B.b Jane wrote to her parents once a week the young woman seemed to be very worried about her son 改为同义 My parents _______(be not) at home the day before yesterday She was very worried because her parents （）（not reply）to her The people at the party were worried about Jane because no o