高考英语完形填空的文章都是在哪里选的,学生应该多读什么样的文章

2010年江苏高考英语完形填空第45题
She changed many things.She ___44   my father to go to a dental school,from which he graduated with honors.She moved our family into the county srat,where my father’s career could be more ___45 and my brother and I could be better___46   .第45空为什么不填helpful而填successful?搬家不是应该对父亲的工作有所帮助么?

一道英语选择题（高考英语完形填空的其中一道）
I was growing up in Kuala Lumpurin the early 1960s,children from different races and religions played and studied together in harmony.
这里为什么不用where,我认为先行词是Kuala Lumpurin

2012上海高考英语完形填空
The photo attached to the application was sometimes that of a very good-looking person and sometimes that of a less attractive person. 这两个that 是怎么回事？