If you work hard __________ you won't have to sit up all night before the exam.A by yourself B at other times C willingly D with some help
问题描述:
If you work hard __________ you won't have to sit up all night before the exam.
A by yourself B at other times C willingly D with some help
答
B at other times 平素, 往常
如果你平常就努力学习,就不必考试前通宵熬夜了