A true friend is a person ________ will always be there to share your laughter and tears.
what
which
who
whom
Why do you get a snake as your pet? Don’t you think it’s too?
—Tom looks very sad. What’s wrong _______ him? —An accident happened _______ his father this morning.
The boy felt very _______ and fell _______ as soon as he lay on the bed.
The little boy ________ his seat to an old lady on the crowded bus.
Li Ming , I have some good news you.