that one is smaller than this one中文

that one is smaller than this one中文 This room is smaller than that one改为同义句 this one is smaller than that one .one在这里是什么作用?去掉可以吗? This room is smaller than that one.(改为同义句) This room is not_ This room is ( )smaller than that one .A much B more选择哪一个. one is this frist than smaller the 连词成句 one is this first than smaller the怎么拼啊 This chair is lighter than that one（中文） This one is (easy)than that one That one i this book is ( )that one ,but ( )than that one . This boat is (nice)than that one. This tree is ( ) taller than that one