— It’s dangerous to walk across the street carelessly.— You’re right. We can’t be careful while crossing the street.
The desk is made ______ wood.
______ far as I know, her mother is a very famous writer.
He _____ go out with his parents, but now he ______ staying at home alone.
–Lily won the first prize in yesterday’s dancing competition.– Her mother must be_______ her.
Do you know _______ to the top of the mountain yesterday?