—Can those _____ at the back of the classroom hear me?—No problem.
My mother likes everything in order, and she always remind us to put things back______ we get them from.
Washington, a state in the US, was named ______one of the greatest American presidents.
Never ______Lisa would arrive but she turned up at the last minute.
Bread and butter ______for breakfast in many Chinese homes nowadays.
A sheep ________ on this kind of special grass usually grows faster than _____ on ordinary.