1 . If you want to leave a mark on the world, do it by changing someone’s life with kindness and love. (英译汉)

2 . 一旦我拿到签证，我们将在线预订机票。
______ I get the visa, we will ______ online.

3 . In short, ________, we need to stop destroying the planet that we live on and start to protect it. （根据课文内容填空）

4 . If today is anything like yesterday, it will be full of sweat and hard work as I hike over this difficult land to my destination on the other side of the valley.   (英译汉)