Be s___ to come to school on time.
问题描述:
Be s___ to come to school on time.
答
Be sure to come to school on time.一定要按时到校.be sure to do 是一定要的意思
Be s___ to come to school on time.
Be sure to come to school on time.一定要按时到校.be sure to do 是一定要的意思