It's important to warm up before you go skiing.

在滑雪前热身很重要。

Make sure you turn off all the lights before you go out.

在出门之前一定要把所有的灯都关掉。

You should take off your shoes before you go into a Japanese home.

你进日本家庭前应该脱鞋。

Learning first aid is helpful before you go on an adventure!

学习急救在冒险前是有帮助的！

Right, men, have a snack before you go back to the ship, but make it quick!

好的，伙计们，在你们回船之前吃点零食，但要快点！

It is worth spending the time to learn about the customs of a country before you go there.

在去一个国家之前，花时间了解那里的习俗是值得的。

Please lock the door before you go out.

请在外出前锁好门。

Close the curtain before you go to bed.

睡觉前请拉上窗帘。

Please check your luggage before you go aboard.

在上船之前，请检查你的行李。

Make sure the handlebars are secure before you go downhill.

下坡之前确保车把是牢固的。