During their teaching practice, the students had to visit some local schools for the () of lessons in progress.
A、observation
B、operation
C、objection
D、organization
【正确答案】:A
【题目解析】:本题考查名词辨析。observation:观察。operation:操作,经营。objection:反对。organization:组织,机构。句意:在他们的教学实践中,学生们必须访问一些当地学校,以观察正在进行的课程。