If ____unsolved, the problem of food safety may lead to more serious results.
These players to compete for the championship last week.
The manager doesn’t often have much free time as his work _________ all his time.
Would you like something to eat? No, thanks, I _______supper already.
Meggie was so to give us five dollars, which was all she had.
--- I called you at seven o’clock yesterday evening. But _________ answered the phone. ---I was cooking in the kitchen then, so I didn’t hear it.