—He _______ to the meeting. Have you informed him of it?—Sorry. I ________to.
Political parties often differ in their views on various _____ concerning their own countries.
Evidence obtained from observation and experiment is often used to _____ a scientific theory.
Jack is good, kind, hard-working and intelligent. _____, I can't speak too highly of him.
You can’t guess what difficulty I had_____ your home.
As a result of the strong sun, my new dining room curtains _____ from dark blue to gray within a year.