___ they visited our school, they showed great interest in everything they saw.
The book, which ____ for children under 10, was ____ with adults readers.
--- Isn’t that Ann’s husband over there ?--- No, it _______ be him--- I’m sure he doesn’t wear glasses.
They received demands that the work ________ at once.
The police officers in our city work hard _____ the rest of us can live a safe life.
You have no idea how she finishen the relay race ______ her foot wounded so much.