Choose the sentence which has the closest meaning to the original one.

Zoe had practiced a lot, so she was sure of her winning in the competition.

My brother made a wrong choice in his higher education because he didn't ask anyone for advice.

Even though my brother asked everyone for advice, he still made a wrong decision in his higher education.

My brother made a wrong choice in his higher education, so he didn't ask anyone for advice.

My brother didn't ask anyone for advice because he made a wrong choice in his higher education.

Although we have been trying to learn English for years, we haven't succeeded yet.

After we've been trying to learn English for years, we have succeeded.

We haven't succeeded yet since we have been trying to learn English for years.

We have been trying to learn English for years, so we haven't succeeded yet.

The lights went out as soon as the teacher started giving the lesson.

If the teacher had been giving the lesson, the lights wouldn't have gone out.

The teacher was giving the lesson, so the lights went out.

While the teacher was giving the lesson, the lights went out.

Although she prepared her homework carefully, Marie could not answer all the questions and got good marks.

Having prepared her homework carefully, Marie could answer all the questions and got good marks.

If she had prepared her homework carefully, Marie could have answered all the questions and got good marks.

It was because of her careful preparation for the homework, Marie couldn't answer all the questions and got good marks.

It's the first time Lisa has ever studied abroad.

It's the last time since Lisa studied abroad.

It was the first time Lisa had ever studied abroad.

Never before Lisa has studied abroad.

Before asking his parents for advice, Lam didn't want to go to a university.

Without asking for anyone's advice, Lam's parents forced him to go to a vocational school.

Lam decided to go to a vocational school after he had asked his parents for advice.

Lam decided to go to a vocational school despite his parents' objection.