题目内容：

either of them can take this job,but i wonder who does everything________
A.the most careful.B.more careful C.most carefully D.more carefully

优质解答

选D.此句大意为“他们俩都有机会获得这份工作,但是我想知道谁做事更加细心些.”这里涉及到两者之间的比较,应用比较级,所以首先就可以排除A、C两项；做事仔细“do things carefully”,副词才能修饰动词,所以,答案选D.more carefully