写出下列词的三单、现在分词和过去式。 visit read fiy study get ope...答:你问的七词的单三/ 现在分词/ 过去式形式如下:visit -- visits, visiting, visited read -- reads, reading, read fly -- flies, flying, flew (注意过去式形式,容易出错)study -- studies, studying, studied get -- gets, getting, got open -- opens, opening, opened swim -- swims...