Don’t play by the river _______ you fall in and drown!
When I opened the door, I found my father ______ in his chair, completely ______ in a magazine.
I feel it is you rather than the girl who ______ for being late for the speech.
I would rather you ______ me the truth; then what has happened would not have happened.
The book, which ______ children, became popular with adults.
Measures have to be taken to teach young people how to ______ themselves both in family and in school. They don’t know the basic manners.