---Who is the tallest boy? ---It ______ be John.. John is of medium height.
Why not take_______ umbrella with the sign "Made in china"? It is_______ useful one.
—Have you mended your shoes, Bob?—Yes, I ____ them twenty minutes ago .
The old man ______ him______ the money for his study.
He had little bread for breakfast this morning,_________ he?
I used to ______ late, but now, I’m used to _____ early