I couldn't imagine ________ difficult it was for these badly injured victims to make it to the hospital.
—Your mother becomes more and more forgetful. —Yes. She searched for her cellphone for a whole day last Sunday but it ______ in her coat pocket the next day.
.--Your parents were anxious about you. You _____ home without saying a word. -- It’s my fault.
Hello! I ________ you _______ in London. How long have you been here?
________ is the best student in our class?
Once fighting_____ between the two villages and many people were killed.