关于Tim drives more slowly than Helen does.

关于Tim drives more slowly than Helen does. sound travels more slowly than ______ travel more slowly than light. Helen is more lovely than Celia This bus drives more s（ ）than that bus dose. tom has more flowers than tim 请问much more slowly than ,slower than的区别 does Nancy sing__________[well]than Helen?yes,she does China`s population grows much more slowly than before Helen swim Nancy than does faster连词成句 Helen,swim,Nancy,than,does,faster( )连词成句 helen does well in pe than nancy哪里错