根据所给中文提示，完成下列句子。

【1】Every ________ (公民) should try his or her best to protect the environment.

【2】Nowadays China has made great achievements in many fields. We really take ________ (骄傲) in our amazing China.

【3】Tu Youyou won the Nobel Prize because of her_________ (发现) in Chinese medicine.

【4】-- Is everyone here today?

-- No, the ________(俄罗斯人) are absent.

【5】The Chinese government is deeply concerned about the recent ________ (发展).