Question

He drives much __ than he did ten years ago.

A.carefully
B.more careful
C.more carefully

Answer 1

【答案】：C
本题考查副词比较级。这里需要一个副词来修饰动词drive，careful是形容词，carefully是副词，所以先排除B；than要求用比较级，所以排除A，选C。carefully的比较级是在前面加more。