— Do you think we’ll get somewhere in he future.— I believe it’s quite_____ that we’ll make a difference so long as we work harder.

 —Shall I turn the heating on?—Sure, it's so cold in here. I'm          freezing.

I’m sorry that what I said just now has hurt you, but I didn’t do it _____.

 The melon the Smiths served at dinner would have tasted __________ if it had been put in the fridge for a little while. 

Flight attendants usually need to arrive at the airport ______ before their flight leaves.