I think it's (必要的)to prepare some food and water for our trip.
The job was so (枯燥) that the young man finally left.
Whoever breaks the law will be (惩罚).
(青少年) are supposed to help with housework to develop their independence.
Prepare yourself for everything (在前面) of time, and you will be successful.
Doing sports can make people happier, (健康), and more confident.