Use the information in the sentences to answer the question

example:1 he worked hard at school/ he didn't want to stay down
question: why did he work hard at school
answer: because he didn't want to stay down

2 she worked hard/ she wanted to pass her exam
question: why did she work hard

3 he was saving some money/ he wanted to continue his studies in Europe
question: why was he saving some money

4 she traveled to America/ she could not find a good school in her country
question: why did she travel to america

5 they had to repeat their classes/ they failed the exam
question: why did they have to repeat their classes

6 he missed the English class/ he woke up late
question: why did he miss the english class