It is ________ to travel by air than by water.
A.much more excitedB.a lot more excitingC.much excitingD.a lot more excited在线课程B
根据句意“坐飞机旅行比坐船旅行更激动人心”。应用exciting，后面有than要用比较级more exciting, a lot可修饰比较级，故答案为B。