英语Between the 2 parts of each class is a break,【 】the students can have a short rest .

问题描述:

英语Between the 2 parts of each class is a break,【 】the students can have a short rest .

填WHEN,因为还原了是THE STUDENTS CAN HAVE SHORT REST DURING THE BREAK,DURING 是介词,DURING WHICH也对,但是选项里没有>