A well-written position some writing skills, such as good choice of words and clear organizations.
A. calls on
B. calls for
C. calls up
D. calls in
网友回答
A. calls on
(答案→)B. calls for
C. calls up
D. calls in
解析：考查短语辨析。call for需要，要求，句意：一篇写得好的作文需要一些写作技能，比如选择好的词汇，条理清楚。call on 号召，call up打电话，call in 召入。