Youcouldn'tbe____whenyoudriveacar.（） A: morecareful B: leastcareful C: mostcareful D: careful

Joan is just (__) as Kate. A: socareful B: ascareful C: careful D: morecareful

We all think that Jane is ________ girl in our class. A: careful B: morecareful C: mostcareful D: the mostcareful