题目内容：

The young man drives ______ than he did three months ago
A,much carefully
B,much more careful
C,much careful
D much more carefully

优质解答

D
首先,修饰动词drives的必须是副词,carefully
另外,需要比较级,所以是morecarefully
前面的much可要可不要
Much more carefully──小心得多了