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

Stop giving me a hard time, I could not do anything about it.

Tom reviewed the lessons carefully whereas he could finish the test very well.

Tom reviewed the lessons carefully; therefore he could finish the test very well.

If Tom reviewed the lessons carefully, he could finish the test very well.

Although Tom reviewed the lessons carefully, he could finish the test very well.

If I can do anything before going home, I will do the cleaning, packing and say goodbye to you.

Although I want to do many things before going home, I have done cleaning, packing and said goodbye to you.

There are many things I have to do before going home including cleaning, packing and saying goodbye to you.

Cleaning, packing and saying goodbye to you are everything I have to do before going home.

It is great enthusiasm that candidates all over the world took part in the competition.

It was great enthusiasm that candidates all over the world took part in the competition.

It was with great enthusiasm that candidates all over the world took part in the competition.

It is with great enthusiasm which candidates all over the world take part the competition.

It is Mary who made a great contribution to her husband's success.

It was Mary who makes a great contribution to her husband's success.

It was Mary who made a great contribution for her husband's success.

It was Mary who made a great contribution to her husband's success.

Motivation is the key to success.

Motivation results from success.

Success is part of motivation.

Success is the reason for motivation.

It was his part-time job, which he found in this place.

It was his part-time job where he found in this place.

He found his part-time job right here in this place.

He found his part-time job where it was in this place.

Joanna is a gardener, which can earn 40 dollars a week.

40 dollars is the money, which Joanna can earn a week.

Joanna can earn a week 40 dollars.

It is 40 dollars that Joanna can earn a week as a gardener.