第3题: [单项选择]Ships are ______ than planes that people take them mainly for pleasure. A. very much slower B. so much slower C. too much slower D. much more slower 参考答案:B 答案解析:[考点] 比较级 [解析] much可以修饰比较级,more后面只能加形容词的原级,例如:She is much happier today./Our new house is more