1、It no longer pollutes the river in front of my house.(改为同义句)It _____isn't___ ____longer______ the river in front of my house ____any___ __more______ .2、In 1990, Miss Li went on a holiday to Beijing .She visited it again two years ago.(将两句合并为一句)Miss Li _____spent___ ______holidays___ ______in___ Beijing ___twice________ ....