1 I_____(be)to Ireland before I____(write) this book about I

1 I_____(be)to Ireland before I____(write) this book about Ireland＇s people.填的是 had been 我感觉不太通顺 请问这样填对么
2 She is _____good at mathematics,____interested in English as well.A both;and B not only;but also C neither;nor D either;or 请问选B 的话 是不是应该吧also去掉啊 是不是与as well 重了