Make sure you lock the door before you leave the house.（出门前确保锁好门。）

Please make sure to turn off the lights when you go to bed.（睡觉的时候一定要关灯。）

Make sure you have all your documents ready for the interview.（确保为面试准备好所有文件。）

She made sure her children were safe before going out.（出门前她确保孩子们是安全的。）

Make sure to arrive at the airport two hours early.（务必提前两小时到达机场。）

We should make sure the windows are closed in case of rain.（我们要确保窗户关上以防下雨。）

He made sure to save the file before shutting down the computer.（他在关闭电脑前确保保存了文件。）

Make sure you read the instructions carefully before using the machine.（使用这台机器前一定要仔细阅读说明书。）

The teacher made sure all the students understood the lesson.（老师确保所有学生都理解了这堂课的内容。）

Make sure to bring an umbrella with you as it might rain.（因为可能会下雨，所以一定要带把伞。）

They made sure the party decorations were perfect.（他们确保派对装饰完美无缺。）

Make sure you exercise regularly to keep fit.（确保定期锻炼以保持健康。）

I always make sure my phone is fully charged before going out.（我出门前总是确保手机充满电。）

Make sure to water the plants every day so they can grow well.（确保每天给植物浇水，这样它们才能长得好。）

The security guard made sure no one entered the building without permission.（保安确保没有人未经许可进入大楼。）

Make sure you set the alarm clock so you won't oversleep.（确保设置好闹钟，这样你就不会睡过头。）

She made sure to thank everyone who helped her.（她确保感谢每一个帮助过她的人。）

Make sure to check the expiration date of the food before eating it.（吃东西前一定要检查食品的保质期。）

We must make sure the project is completed on time.（我们必须确保项目按时完成。）

He made sure his clothes were clean and tidy before going to work.（上班前他确保自己的衣服干净整洁。）