having originated in technology 是主语么?it...
sindy802345 发表于 2009-12-9 15:15 http://www.dolc.de/forum/images/common/back.gif
having originated ...... 是分词形式,与in technology developed in the early 1960s一起在整句句子里做壮语用; it 是句子的主语, 指的是后面提到的那个system,句子的谓语是evolve。
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