Jack _________ Alice for at least 20 years.
The most important words in this sentence have been ________ ,so it doesn’t make any sense.
American women usually identify their best friend as someone ________they can talk frequently.
— Look! It _____________ again. —Yes. This is the third rain we ____________ this month.
The most frightening words in English languages, as it is, are "Out computer is ______________."
Either you or one of your students___________ to attend the meeting that is due tomorrow.