72. According to the researcher, in order to achieve the state’s learning goals, we need prevention programs that should be started ___________.
A. when students can read B. when students are in kindergarten
C. when students enter schools D. when students enter universities
出自:新疆师范大学2021级学生第一学期结业课程考试《大学英语》

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块