I regret _____ hard at school, or I would have succeeded in passing the exam.
Not a single song ________ at yesterday’s party.
If the new arrangement doesn’t _____, we’ll go back to the old one.
Only when your identity has been checked, ________.
“Have great changes taken place in your village?” “Yes, A new school was ______ in the village last year.”
The woman sold the eggs ________ seven dollars and they were sold ________ half price.