This problem may lead to more serious onesif _____ unsolved.

We have no time to play. We have _________ homework to do.

We ordered beef noodles, but ___________ any beef in the noodles.—Put on your glasses and you can see the beef.

Everyone here will thank the firefighter forthe things they have done to prevent fires______the environment safer

I’m calling to ask for information about the position____ in the local TV news.