It’s disappointing that no one could _________ a good idea to help us out of trouble.
This problem may lead to more serious ones if ____ unsolved.
I ____ you, but I didn’t think you would listen to me.
—Hey, Kelin. Happy new year! ____? —Ok, I guess. My grandma kept cooking and cooking, so I just kept eating.
As we have much time left, let’s discuss the matter ____ tea and cake.
____ has recently been done to provide more buses for the people, a shortage of public vehicles remains a serious problem.