The words by Mr.Li are marked red.
A. are written ,in
B. written ,in
C. are written ,with
D. written ,with
网友回答
A. are written ,in
(答案→)B. written ,in
C. are written ,with
D. written ,with
解析:李老师写的句子被标记成了红色。结合语境可知本句谓语是are marked,前文为过去分词作定语,表示被动的发生的动作,和被修饰词是动宾关系。介词in表示用某种颜色;with表示用某种工具,结合语境可知选B。