请务必在六时之前完成工作的翻译：Be sure to finish the work before six o'clock 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Be sure to complete the work before six o'clock

Be sure to finish the work before six o'clock

Please by all means must in front of six complete the work

Please be sure to complete the work before 6 p.m.

Be sure to finish the work before six o'clock