单选题 According to Shannon McGuire, what is making her job harder than before?

A、 More and more students ask her to teach how to write instant messages.
B、 More and more structural errors are seen in her student's writings.
C、 Students are becoming increasingly indifferent to learning English.
D、 Parents are more demanding as to the teaching content of the school.

【正确答案】 B

【答案解析】由the number of errors that I've seen in the past few years have multiplied five times可知正确答案是B(学生作文里出现的结构错误越来越多)。