----Look at the boy running on the playground. Is it David?---- It ______ be him. I saw him go to the teachers’ office just now.
True friend is someone ______ gives his hand and touches your heart .
We are trying to help those children _____ lost their parents in Yushu, Qinghai Province.
Jet Lee is a great actor _________ is famous for his action films.
I don’t like people ______ talk much but do little.
You’d better take the advice _________ is given by Mr. White.