1 . Why not? ____________ (无论如何), I’m going to try. (根据汉语提示完成句子)

2 . Catherine wasn’t sure the book was the right one, but she bought it a   _____.

3 . He has caught a very bad cold, but he continues his work ________ (不管怎样).

4 . She said she was just a medical worker but a____________ she is one of the country’s best specialists in women’s illnesses. （根据首字母单词拼写）