Important sentences are often marked different colours. A. inB. onC. aboutD. by

发布时间：2020-08-21 10:11:00

Important sentences are often marked      different colours.
A. in
B. on
C. about
D. by

网友回答

(答案→)A. in
B. on
C. about
D. by
解析：本题考查介词。In在里面;on 在上面;about关于;by通过某种方式.句意：重要的句子我们常常用不同颜色标记。In different colours表示“用不同颜色”。故选A.
以上问题属网友观点，不代表本站立场，仅供参考！