I refuse to lie about it--it’s against all my _________.

Youth is often ______ with freshness, happiness and other beautiful things.

According to the law，all foreigners have to________with the local police within two weeks of arrival. 

When we visited Zhou Zhuang again ten years later, we found it changed so much that we could hardly ________ it.

As the quality of the city’s air continues to give rise to ______, the residents are encouraged to set off fewer fireworks.