—What is a writing brush used for?---- It’s used ____

试题详情及答案解析: —What is a writing brush used for?
---- It’s used _____writing and drawing.
A.as B. to C. for; 答案：C; 试题分析：句意：-毛笔是用来做什么的？-它被用来写和画画。be used to do sth="be" used for doing,被用来做什么。结合句意，故选C。
考点：考查动词短语的用法。