1 . An increase in people’s general happiness is partly because the economy has grown ______ (平稳地) in the past three years and unemployment has fallen. （根据汉语提示单词拼写）

2 . The UN couldn’t stop the civil war in the African state of Rwanda in 1995 ______ (不管) warnings of the dangers from neaby states. (根据汉语提示单词拼写)

3 . Cloning is b______ (有益的) to humans. For example, if a couple can’t have children, cloning could help give them a child. (根据中英文提示单词拼写)

4 . Street music gives life to everyoone who listens and offers r______ (缓解) from the cares of the day. (根据中英文提示单词拼写)