It may be necessary to stop ______ (每隔……时间) in the learning process and go back

游客2023-09-04 51

问题 It may be necessary to stop ______ (每隔……时间) in the learning process and go back to the difficult points in the lessons.

选项

答案 at intervals

解析

转载请注明原文地址:http://tihaiku.com/zcyy/2984570.html

相关试题推荐

随机试题

最新回复(0)

AnewstudyfromtheCenterforInformationandResearchonCivicLearninga