They worked hard_____they finished their work ahead of time.
--- What is the price of petrol these days?--- Oh, it _______ sharply since last month.
The old lady was so pleased with all _______ we had done for her _______ she wrote us a thank-you letter.
--- What do you think of the movie Avatar?--- Interesting. It is _______ again.
She has little chance of getting the job, for _______ people have applied for it.
Only when I left my parents for Italy _______ how much I loved them.