’t suppose they could have finished theirexperiment, they— , they arestill doing it in the lab

quality of the city’s air continues to give rise to ______, the residents are encouraged to set off fewer fireworks.

I’m very nervous before tests.-_____.You can do it well.

I called the airline to _____ my flight reservation a week before I left for Canada.[ ]

Whoever does not have a mobile phone must borrow _____because you will certainly need ____ for the tour