I hadn't worked since April 2011 due to health issues.开头的完形填

I hadn't worked since April 2011 due to health issues.开头的完形填 I（）to my brother since last summmerAdidn't B hadn't writter In April,tousands of holidaymakers remained _abroad due to t The failure was due to _______ he hadn't been preparing prop i have worked here since i moved to this city Jane asked why I hadn't written to her.中hadn't written 可换did I met Tom yesterday.We hadn't seen each other since we left I saw Li Lei yesterday We hadn't seen each other since we le I saw Tom yesterday .We hadn't seen each other since we left had to的否定形式是不是hadn't to Careful （consideration ）should be given to issues of health If I hadn't been determined to do it.（我自己造的句子,别管他的时态）