根据句中所给汉语，完成下列句子。
我叔叔过去靠送牛奶为生。
My uncle used to                            by        milk.
如果你想获得你的朋友的信任，你就应该履行诺言。
If you want to       your friends’ trust, you should                            .
较易来说，人们都不喜欢被戏弄，因为没有谁想丢脸。
             , people don’t like to be played jokes on, because nobody wants to              .
由于政府的新的农业政策，中国的农民不再贫穷了。
             the government’s new agricultural policy, farmers in China are no longer          .
显然我们还没有完全消除污染。
It is       that we haven’t                     the pollution completely.