This robot is supposed to save a lot of labor, but it remains a problem if it ______.
I still remember the museum_______ we visited last year.
He is always the first boy ____ gets to school.
I don’t like people ______ talk much but do little.
— Do you know everyone at the party? — Almost, but I don’t know the one you talked with at the door.
Do you know the little boy ________ is helping the old man cross the road?.