题目内容：

根据所给提示完成下列句子，每空填写一个单词。（每题1分）

1.The family are all c                   (担心)her safety.

2.Although we hadn’t met for 15 years, I           （辨认）her immediately I saw her in the street.

3.The whole city was                   (成为废墟)after the earthquake.

4.We should have a positive __________ （态度）towards life.

5.Don’t _______ ________(丧失信心) ! You will do it better next time if you work hard.