英语句型转换,速求
4.Maryshowedmeaphotoyesterday.(变被动句)I____________aphoto______Maryyesterday.Aphoto__________________me______Maryyesterday.5.Hespent100yuanonthebook.He______100yuan______thebook.He______thebook______100yuan.6.Tomboughtapaintingaweekago.Tom____________apainting______aweek.Tom____________apainting______aweek______.___