—Can you lend me the book Gone with the Wind? —Sorry. I returned it to the library just now. Maybe it is still ______.
The commander ordered that the wounded _____ to hospital at once.
_____ is known to all that oil and water don’t mix up.
Not until _____ ten _____ to school.
If _____ green, the door might look more beautiful.
Most mental illness is recognized only from the patient’s ____ behaviors.