Finally, he found his calculator __________ he lost it.

Walter offered us a lift when he was leaving the office, but our work ______, we refused his offer.

r the storm, we __________ a pleasantjourney, but had to turn back halfway

Kangkang likes playing _____ guitar, but Jane likes to play _____ basketball.

She had to work deep into the night, ______she couldn’t have spread the messages to all the relevant people successfully.