Cheer up, Maria! You can also enjoy _____ you have been dreaming of, if you don’t lose heart.

Stay away from junk food, please. It’s bad for us，_________ for children!

Every year we go to the beach we can pick up lots of shells.

Is Mr Brown famous ______ his poems? —Yes, but he isn’t known _______ a poet. [ ]

What _______useful book it is!—Yeah, it tells you how to play _____ guitar.