kitty knew Sandy two years ago(同义句）Two years ____ ______ since ki_其他解答

kitty knew Sandy two years ago(同义句）
Two years ____ ______ since kitty _____ Sandy

人气：155 ℃　时间：2020-05-26 15:46:52

解答

has passed ...knew
since后接从句用一般过去时,主句用现在完成时态.