Students are often warned that anyone who leaves the classroom at night must remember to all the lights, or he will be fined.
A. switch off
B. go off
C. take off
D. bring off
网友回答
(答案→)A. switch off
B. go off
C. take off
D. bring off
解析：短语辨析。switch off关闭；go off 响起，变质；take off脱下，飞机起飞；bring off救出，成功完成。句意：学生们被警告任何人晚上离开教室时必须记得关掉所有的灯，否则他会被罚款。所以选A。